scilab-branch-2026.0
Aide de Scilab
Scilab
Mots clés Scilab
percent (%) — caractère spécial backslash — (\) division matricielle à gauche : solution exacte ou selon moindres carrés brackets [,;] — Concaténation. Récipients d'une affectation. Résultats d'une function colon (:) — Générateur de séries. Adresse tous les éléments d'une liste ou d'un tableau comma — (,) virgule, séparateur d'instructions ou d'arguments comments — (// ou /*...*/) commentaires comparison — comparison, relational operators dollar — ($) last index dot (.) — point equal — (=) assignment , comparison, equal sign getscilabkeywords — returns a list with all scilab
keywords. hat (^) — élévation à la puissance less — (<) less than comparison minus (-) — opérateur de soustraction, changement de signe not (~) — négation logique parentheses ( ) — parenthèses droite et gauche plus (+) — Addition numérique. Concaténation (collage) de textes entre eux quote (') — opérateur de transposition, délimiteur de chaîne de caractères semicolon — (;) séparateur de lignes ou d'instructions Scilab slash (/) — division à droite et feedback star (*) — opérateur de multiplication symbols — opérateurs de Scilab tilde — (~) négation logique underscore _ — ignored output argument. gettext() alias Structure de contrôle
abort — interruption d'une évaluation arguments — keyword to check function arguments. Arguments block must be the expression in the function. Arguments Validators — List of predefined validators that can be used in arguments block. break — interruption d'une boucle case — mot-clé utilisé dans une structure "select" continue — keyword to pass control to the next
iteration of a loop do — Mot-clé utilisé pour les boucles else — Mot-clé utilisé dans une structure if-then-else et select-case-then-else elseif — Mot-clé utilisé dans une structure if-then-else end — Fin d'un bloc if ou select,
ou d'une boucle for ou while for — Ouverture d'une boucle itérative non conditionnelle halt — stop execution if — Mot-clé utilisé pour une exécution conditionnelle pause — suspend temporairement l'exécution en cours, et autorise les commandes en console resume — reprise d'exécution, ou sortie d'une fonction avec retour de résultats internes return — sortie d'une fonction ou reprise d'exécution, avec récupération de variables locales select — Mot-clé utilisé dans une structure select-case-else then — mot-clé dans une structure 'if' et 'select' try — mot clé de début du bloc try dans une instruction de contrôle
try-catch while — mot-clé utilisé dans une structure while ... end Configuration
banner — affiche la banière scilab getdebuginfo — get information about Scilab to debug getmemory — returns free and total system memory getmodules — lists modules installed in Scilab getos — donne le nom et la version du système d'exploitation getscilabmode — returns scilab mode getshell — retourne le nom de l'interpreteur de commandes getversion — get scilab and modules version information oldEmptyBehaviour — Contrôle le comportement de l'opération+ et de l'opération- sur la matrice vide recursionlimit — get or set the current or maximal allowed depth of nested calls sciargs — arguments sur la ligne de commande Scilab ver — Version information for Scilab with_javasci — Test si Scilab a ete construit avec
l'interface Java with_macros_source — Teste si les sources des macros sont installées with_module — Checks if a Scilab module is
installed Debugging
debug — Lance le mode de débogage CLI de Scilab where — donne l'arborescence d'appel courante whereami — donne l'arborescence d'appel de l'instruction courante Gestion des erreurs
errclear — efface le dernier rapport d'erreur (si son numéro est celui indiqué) error — signale une erreur d'éxécution error_table — list of main standard errors messages lasterror — get last recorded error message warning — Affichage des messages d'avertissement à l'attention des utilisateurs types
boolean — Objets Scilab, variables booléennes et opérateurs & | ~ Classdef and objects — Classdef and objects functions — procédures Scilab et objets Scilab hypermatrices — Objet Scilab, matrices à N dimensions isa — checks variable type Lambda functions — Scilab procedures and Scilab objects library — library datatype matrices — Objet Scilab, matrices rational — Fraction rationnelle strings — Character strings type — Retourne le type d'un objet Scilab typename — associe un nom à un type de variable typeof — type explicite ou code de surcharge d'un objet Scilab Variables
Constantes
%chars — Selected sets of Unicode characters %e — Euler number. %eps — epsilon (floating-point relative accuracy) %f or %F — Boolean variable for false. %i, 1i, 1j — imaginary unit %inf — infinity %nan — not-a-number %pi — ratio of circle's circumference to its diameter %s — A variable used to define polynomials. %t or %T — Boolean variable for true. %z — A variable used to define polynomials. home — Gives the user directory. SCI, WSCI — variable containing the value of the root path of Scilab. SCIHOME — contains the path to preferences, history files of your Scilab
session. TMPDIR — chemin du répertoire temporaire checkNamedArguments — Return list of unexpected named arguments clear — Suppression de variables clearglobal — supprime des variables globales enumeration — Get enumeration of a classdef or an object exists — teste l'existence d'une
variable global — définition de variables globales isdef — vérifie si une variable existe isglobal — checks if a local variable has a global counterpart methods — Get accessible methods of a classdef or an object nommage — Règles de nommage des variables et fonctions predef — protection de variables properties — Get accessible properties of a classdef or an object who — liste des variables who_user — listing of user's variables whos — liste des variables courantes dans un format détaillé exit — Termine la session courante de scilab quit — Quitte Scilab ou décrémente le niveau de pause startup — startup file scilab — lance Scilab en mode interactif ou batch avec options Equations différentielles
Fonctions Elémentaires
Opérations binaires
bitand — bitwise logical AND between element-wise integers of 2 arrays bitcmp — bitwise complement of integers bitget — Extracts from integers bits of given indices bitor — bitwise logical OR between element-wise integers of 2 arrays bitset — Sets bits of given indices in some integers bitstring — A string giving the literal bit representation of a number bitxor — bitwise logical XOR between element-wise integers of 2 arrays Nombres complexes
angle — argument of complex numbers, in radians complex — Build an array of complex numbers from their parts conj — complexe conjugué csgn — returns the sign of a vector of real of complex values imag — partie imaginaire de nombres, polynômes ou fractions complexes imult — multiplication by i the imaginary unitary isreal — Retourne %F si la matrice est encodée en numération complexe real — partie réelle de nombres, polynômes ou fractions complexes Arithmétique
factor — factor function factorial — factorial function : product of the n first positive integers gcd — Greatest (positive) Common Divisor lcm — Plus petit multiple commun (PPCM) de polynômes ou d'entiers nchoosek — Computes binomial numbers (n,k) = numbers of combinations primes — lists of primes up to a given number rat — approximation rationnelle d'un flottant Matrice - génération
random
grand — Générateur de nombres pseudo-aléatoires prbs_a — Generates a pseudo random binary sequence rand — Générateur de nombres pseudo-aléatoires sample — Tirage aléatoire avec remise samplef — Tirage avec remise d'un échantillon d'une population suivant les valeurs de fréquences données. samwr — Tirage sans remise blockdiag — Creates a block diagonal matrix from provided arrays. Block diagonal system connection. companion — companion matrix diag — extraction de diagonale ou construction d'une matrice avec un vecteur en diagonal empty [] — empty matrix. Array ranges destructor. eye — matrice identité frank — Frank matrix gallery — generate test matrices hadamard — Hadamard matrix hankel — Hankel matrix hilbm — Hilbert matrix invhilb — Inverse of the Hilbert matrix linspace — suite de nombres équidistants entre 2 bornes atteintes logspace — vecteur de valeurs logarithmiquement
équidistantes. magic — Magic square meshgrid — construit des matrices ou hypermatrices en répliquant des vecteurs en 2 ou 3 dimensions ndgrid — construit des matrices ou hypermatrices en répliquant des vecteurs ones — matrice remplie de 1 pascal — Pascal matrix perms — Génère le tableau des permutations des éléments donnés repmat — Définit un grand tableau par pavage avec un tableau 2D. rosser — Rosser matrix squarewave — génère un signal carré de période 2*%pi toeplitz — matrice de Toeplitz, à bandes diagonales constantes choisies vander — Vandermonde matrix wilkinson — Wilkinson matrix zeros — matrice nulle Exponentielle
exp — exponentielle expm — exponentielle de matrice log — logarithme naturel log10 — logarithme en base 10 log1p — computes with accuracy the natural logarithm of its argument
added by one log2 — logarithme en base 2. Exposant et mantisse en base 2 de nombres réels. logm — logarithme matriciel d'une matrice carrée nthroot — Real nth root of real numbers power — élévation à la puissance (^,.^) sqrt — racine carrée sqrtm — racine carrée matricielle Virgule flottante
ceil — Arrondi vers le haut clean — nettoie une matrice (arrondi à zéro des termes très petits) double — convertit des entiers inttype ou des booléens en encodage décimal fix — arrondi vers zéro floor — Arrondi vers le bas format — configure le format par défaut d'affichage des nombres décimaux ieee — fixe ou indique le mode d'exception IEEE pour les calculs int — arrondi vers zéro isinf — teste la présence de valeurs infinies isnan — vérifie si des composantes "NaN" (Not a Number) sont
présentes. nearfloat — get previous or next floating-point number nextpow2 — next higher power of 2. number_properties — determine floating-point parameters round — Arrondi à l'entier le plus proche signed zero -0 — Processing of -0 versus 0 Bases de numération
base2dec — convert from base b to decimal bin2dec — convert from binary to decimal dec2base — Convert decimal to base N number in string dec2bin — convert from decimal to binary dec2hex — représentation hexadécimale d'un entier dec2oct — convert from decimal to octal hex2dec — convert from hexadecimal to decimal oct2dec — convert from octal to decimal Entiers
iconvert — conversion en entiers encodés sur 1, 2, 4 ou 8 octets int8 — conversion en entier sur 1 octet inttype — type des entiers utilisés dans les types entiers de données. Matrice - façonnage
is<forme>
iscolumn — check if a variable is a column ismatrix — checks if an object is a non-empty 1D or 2D matrix or array isrow — check if a variable is a row isscalar — check if a variable is a scalar. issquare — check if a variable is a square matrix isvector — check if a variable is a vector cat — stacks vectors matrices or arrays into an hypermatrix or hyperarray circshift — circularly shifts elements or subarrays of an array (regular, of structures, cells, custom) flipdim — inverse l'ordre des (blocs de) lignes, colonnes, pages.. d'un tableau. matrix — redimensionne un tableau, à nombre et ordre inchangés des éléments permute — permute les dimensions d'un tableau à N dimensions pertrans — Transposition selon la seconde diagonale resize_matrix — élague et/ou étend (et convertit) une matrice ou une hypermatrice squeeze — supprime les dimensions singletons d'un tableau N-dimensionnel tril — partie triangulaire inférieure d'une matrice triu — partie triangulaire supérieure d'une matrice Opérations matricielles
abs — valeur absolue ou module and — ET logique entre éléments d'un tableau booléen ou numérique cross — vector cross product cumprod — produit cumulatif des éléments d'un tableau. cumsum — sommes partielles cumulatives des éléments d'un tableau. kron .*. — produit tensoriel de Kronecker. Réplication pondérée d'un tableau kron .\. ./. — Kronecker left and right divisions max — maximum min — minimum norm — normes d'un vecteur ou d'une matrice or — OU logique entre éléments d'un tableau booléen ou numérique prod — produit des éléments d'un tableau. sign — fonction signe sum — somme des éléments d'un tableau. Chercher et trier
dsearch — répartit, localise et compte les éléments d'une matrice en catégories données find — donne la position des éléments %T ou non nuls d'un tableau booléen ou numérique. gsort — sorts boolean, numerical and string arrays members — dénombre (et localise) dans un tableau chaque élément ou ligne ou colonne d'un autre tableau sortrows — Sort rows of a vector, matrix, table, or timeseries vectorfind — locates occurences of a (wildcarded) vector in a matrix or hypermatrix Ensembles
intersect — éléments, lignes, ou colonnes communs aux 2 tableaux d'entrée, sans doublon setdiff — returns elements that are in a set but not in another one. union — Ensemble de tous les éléments, lignes ou colonnes de deux matrices, sans doublons unique — extrait (et trie) les éléments distincts d'un vecteur, matrice, hypermatrice Trigonométrie
Trigonométrie matricielle
acoshm — cosinus hyperbolique matriciel inverse acosm — cosinus matriciel inverse asinhm — sinus hyperbolique matriciel inverse asinm — sinus matriciel inverse atanhm — tangente hyperbolique inverse d'une matrice
carrée atanm — tangente matricielle inverse d'une matrice carrée coshm — cosinus hyperbolique matriciel cosm — cosinus matriciel cothm — cotangente hyperbolique matricielle sinhm — sinus hyperbolique matriciel sinm — sinus matriciel tanhm — tangente hyperbolique matricielle tanm — tangente matricielle Conversions
cart2pol — Convert cartesian coordinates to polar/cylindrical pol2cart — Convert polar/cylindrical coordinates to cartesian acos — cosinus inverse exprimé en radians acosd — cosinus inverse des éléments de l'argument, résultat en
degré. acosh — cosinus hyperbolique inverse acot — computes the element-wise inverse cotangent of the
argument. acotd — computes the element-wise inverse cotangent of the argument,
result in degree. acoth — cotangente hyperbolique inverse des éléments de
l'argument. acsc — computes the element-wise inverse cosecant of the
argument. acscd — computes the element-wise inverse cosecant of the argument,
results in degree. acsch — computes the element-wise inverse hyperbolic cosecant of the
argument. asec — sécante inverse des éléments de l'argument. asecd — sécante inverse des éléments de l'argument, résultat en
degré. asech — sécante hyperbolique inverse des éléments de
l'argument. asin — Arcsinus, exprimé en radians asind — sinus inverse des éléments de l'argument, résultats exprimés
en degrés asinh — sinus hyperbolique inverse atan — 2-quadrant and 4-quadrant inverse tangent atand — 2-quadrants et 4-quadrants tangeante inverse des éléments de
l'argument, résultats exprimés en degrés. atanh — hyperbolic tangent inverse cos — cosinus cosd — cosinus des éléments de l'argument donnés en
degrés cosh — cosinus hyperbolique cotd — cotangent des éléments de l'argument donné en
degrés. cotg — cotangente coth — cotangente hyperbolique csc — cosécante des éléments de l'argument. cscd — cosécante des éléments de l'argument donnés en
degrés csch — Computes the element-wise hyperbolic cosecant of the
argument. sec — sécante des éléments de l'argument. secd — sécante des éléments de l'argument donnés en
degrés sech — sécante hyperbolique des éléments de l'argument. sin — sinus sind — sinus des éléments de l'argument donnés en degrés sinh — sinus hyperbolique tan — tangente tand — tangent, argument in degree. tanh — tangente hyperbolique &, && — Binary AND between integers. Logical AND over/between booleans and numbers bernstein — compute the n-order Bernstein matrix extraction — extraction à partir d'une matrice ou d'une liste ind2sub — linear index to matrix subscript values insertion — insertion/modification dans une
variable isempty — check if a variable is an empty matrix or an empty
list isequal — tests the strict global equality between several objects, without equivalences modulo — reste modulo m ayant le signe du dividende, ou de division polynomiale ndims — number of dimensions of an array |, || — Binary OR between integers. Logical OR over/between booleans and numbers size — taille d'un objet sub2ind — matrix subscript values to linear index Algèbre Lineaire
Eigenvalue and Singular Value
balanc — matrix or pencil balancing bdiag — bloc-diagonalisation, vecteurs propres généralisés eigs — calculates largest eigenvalues and eigenvectors of matrices pbig — projection sur des sous-espaces propres projspec — spectral operators psmall — spectral projection spec — valeurs propres, et vecteurs propres d'une matrice ou d'un faisceau de matrices sva — approximation de valeurs singulières svd — décomposition en valeurs singulières Factorisation
chol — Factorisation de Cholesky fullrf — factorisation de rang plein fullrfk — factorisation de rang plein de A^k hess — Forme de Hessenberg lu — factorisation LU polar — décomposition polaire d'une matrice carrée qr — factorisation QR rankqr — rank revealing QR factorization schur — [ordered] Schur decomposition of matrix and pencils sqroot — factorisation hermitienne W*W' Noyau
colcomp — compression de colonnes, noyau im_inv — inverse image kernel — noyau range — Image de A^k rowcomp — compression de lignes, image Linear Equations
aff2ab — linear (affine) function to A,b conversion inv — inverse d'une matrice linsolve — solveur d'équation linéaire lsq — linear least square solution of A*X=B with minimal norm(X) pinv — pseudo-inverse Matrices de Markov
classmarkov — recurrent and transient classes of Markov matrix eigenmarkov — normalized left and right Markov eigenvectors genmarkov — generates random markov matrix with recurrent and transient classes Matrix Analysis
cond — conditionnement det — déterminant orth — calcul d'une base orthogonale rank — rang rcond — inverse estimé du conditionnement d'une matrice rref — computes matrix row echelon form by lu transformations trace — trace d'une matrice Faisceau de matrices
ereduc — computes matrix column echelon form by qz transformations fstair — computes pencil column echelon form by qz transformations glever — inverse d'un faisceau de matrices kroneck — Kronecker form of matrix pencil lyap — Equation de Lyapunov pen2ea — Conversion faisceau vers deux matrices E,A pencan — canonical form of matrix pencil penlaur — Laurent coefficients of matrix pencil quaskro — quasi-Kronecker form randpencil — random pencil rowshuff — shuffle algorithm State-Space Matrices
coff — résolvante (méthode des cofacteurs) nlev — Algorithme de Leverrier Sous-espaces vectoriels
spaninter — subspace intersection spanplus — sum of subspaces spantwo — sum and intersection of subspaces givens — Transformation de Givens householder — Matrice de Householder. Symétrique par rapport à un plan proj — projection Interpolation
bezier — compute the points for the bezier curve bsplin3val — 3d spline arbitrary derivative evaluation
function cshep2d — bidimensional cubic shepard (scattered)
interpolation eval_cshep2d — bidimensional cubic shepard interpolation
evaluation interp — cubic spline evaluation function interp1 — 1D interpolation in nearest, linear or spline mode interp2d — bicubic spline (2d) evaluation function interp3d — 3d spline evaluation function interpln — interpolation linéaire linear_interpn — n dimensional linear interpolation lsq_splin — weighted least squares cubic spline fitting mesh2d — Triangulation of n points in the plane smooth — interpolation par une spline splin — cubic spline interpolation splin2d — bicubic spline gridded 2d interpolation splin3d — spline gridded 3d interpolation Systèmes de Contrôle - CACSD
Conception Système
Boucles de contrôle
augment — augmented plant feedback — feedback operation lft — linear fractional transformation H-infini
ccontrg — Central H-infinity continuous time controller dhinf — H_infinity design of discrete-time systems dhnorm — discrete H-infinity norm gamitg — H-infinity gamma iterations for continuous time systems h2norm — H2 norm of a continuous time proper dynamical system h_cl — closed loop matrix h_inf — Continuous time H-infinity (central) controller h_inf_st — static H_infinity problem h_norm — H-infinity norm hinf — H_infinity design of continuous-time systems linf — infinity norm linfn — infinity norm macglov — Continuous time dynamical systems Mac Farlane Glover problem nehari — Nehari approximant of continuous time dynamical systems parrot — Parrot's problem Linéaire Quadratique
fourplan — augmented plant to four plants gcare — Continuous time control Riccati equation gfare — Continuous time filter Riccati equation leqr — H-infinity LQ gain (full state) lqe — linear quadratic estimator (Kalman Filter) lqg — LQG compensator lqg2stan — LQG to standard problem lqg_ltr — LQG with loop transform recovery lqi — Linear quadratic integral compensator (full state) lqr — LQ compensator (full state) Placement de pôles
kpure — continuous SISO system limit feedback gain krac2 — continuous SISO system limit feedback gain ppol — pole placement stabil — stabilization ddp — disturbance decoupling gfrancis — Francis equations for tracking Identification
arl2 — SISO model realization by L2 transfer approximation armax — armax identification armax1 — armax identification findABCD — discrete-time system subspace identification findAC — discrete-time system subspace identification findBD — initial state and system matrices B and D of a discrete-time system findBDK — Kalman gain and B D system matrices of a discrete-time system findR — Preprocessor for estimating the matrices of a linear time-invariant dynamical system findx0BD — Estimates state and B and D matrices of a discrete-time linear system imrep2ss — state-space realization of an impulse response inistate — Estimates the initial state of a discrete-time system lin — linearization sident — discrete-time state-space realization and Kalman gain sorder — computing the order of a discrete-time system time_id — SISO least square identification Analyse linéaire
Contrôlabilité Observabilité
abinv — AB invariant subspace cainv — Dual of abinv cont_mat — controllability matrix contr — controllability, controllable subspace, staircase contrss — controllable part ctr_gram — controllability gramian dt_ility — detectability test obs_gram — observability gramian obscont — observer based controller observer — observer design obsv_mat — observability matrix obsvss — observable part ui_observer — unknown input observer unobs — unobservable subspace Domaine de fréquence
black — Black-Nichols diagram of a linear dynamical system bode — Bode plot bode_asymp — asymptote de diagramme de Bode calfrq — frequency response discretization dbphi — frequency response to phase and magnitude representation freq — frequency response freson — peak frequencies gainplot — magnitude plot hallchart — Draws a Hall chart nicholschart — Nichols chart nyquist — nyquist plot nyquistfrequencybounds — Computes the frequencies for which the nyquist locus enters and leaves a given rectangle. phasemag — phase and magnitude
computation phaseplot — frequency phase plot repfreq — frequency response svplot — singular-value sigma-plot trzeros — transmission zeros and normal rank Stabilité
bstap — hankel approximant dtsi — Continuous time dynamical systems stable anti-stable decomposition evans — Evans root locus g_margin — gain margin and associated crossover frequency p_margin — phase margin and associated crossover frequency plzr — pole-zero plot routh_t — Routh's table sgrid — draws a s-plane grid show_margins — display gain and phase margin and associated crossover frequencies st_ility — stabilizability test zgrid — zgrid plot Domaine Temporel
arsimul — armax simulation csim — simulation (time response) of linear system damp — Natural frequencies and damping factors. dsimul — state space discrete time simulation flts — time response (discrete time, sampled system) ltitr — discrete time response (state space) narsimul — armax simulation (using rtitr) rtitr — discrete time response (transfer matrix) sensi — sensitivity functions Factorisation de Systèmes Linéaires
colinout — inner-outer factorization copfac — right coprime factorization of continuous time dynamical systems dcf — double coprime factorization fspec — spectral factorization of continuous time dynamical systems fspecg — stable factorization of continuous time dynamical systems fstabst — Youla's parametrization of continuous time linear dynamical systems gtild — tilde operation lcf — Continuous time dynamical systems normalized coprime factorization rowinout — inner-outer factorization specfact — spectral factor sysfact — system factorization Représentation de Systèmes Linéaires
abcd — state-space matrices arma — Scilab arma library arma2p — extract polynomial matrices from ar representation arma2ss — transform an armax data structure into state space
representation. armac — Scilab description of an armax process bloc2ss — block-diagram to state-space conversion cont_frm — transfer to controllable state-space des2ss — descriptor to state-space des2tf — descriptor to transfer function conversion frep2tf — transfer function realization from frequency response lsslist — Définition d'un système dynamique linéaire markp2ss — Markov parameters to state-space pfss — partial fraction decomposition pol2des — conversion matrice de polynômes vers forme descripteur sm2des — system matrix to descriptor sm2ss — system matrix to state-space ss2des — (polynomial) state-space to descriptor form ss2ss — state-space to state-space conversion, feedback,
injection ss2tf — conversion from state-space to transfer function ss2zp — SIMO state space system to zero pole gain representation ssprint — pretty print for linear system ssrand — random system generator sysconv — system conversion syslin — définition d'un système dynamique linéaire syssize — size of state-space system systmat — system matrix tf2des — transfer function to descriptor tf2ss — transfer to state-space tf2zp — SIMO transfer function to zero pole gain representation trfmod — poles and zeros display zp2ss — Zero pole gain to state space zp2tf — Zero pole gain to transfer function zpk — Zero pole gain system representation zpk2ss — Zero pole gain to state space zpk2tf — Zero pole gain to transfer function Calculs Matriciels
linmeq — Sylvester and Lyapunov equations solver mucomp — mu (structured singular value) calculation ricc — Riccati equation riccati — Solves the matricial Riccati equation (continuous | discrete time domain) signm — fonction signe matriciel sylv — Solve the Sylvester equations A*X + X*B = C or A*X*B + X = C Transformation de Modèles
arhnk — Hankel norm approximant balreal — balanced realization bilin — general bilinear transform canon — canonical controllable form cls2dls — bilinear transform colregul — removing poles and zeros at infinity dscr — discretization of linear system equil — balancing of pair of symmetric matrices equil1 — balancing (nonnegative) pair of matrices hankelsv — Hankel singular values invsyslin — system inversion minreal — minimal balanced realization minss — minimal realization projsl — linear system projection rowregul — removing poles and zeros at infinity zeropen — zero pencil Polynômes
bezout — équation de Bezout pour les polynômes chepol — Chebychev polynomials cmndred — dénominateur commun coeff — coefficients d'une matrice de polynômes coffg — Co-facteurs d'une matrice carrée de polynômes ou de fractions rationnelles colcompr — compression des colonnes d'une matrice de polynômes degree — degrés d'une matrice de polynômes derivat — dérivée de polynômes ou de fractions rationnelles determ — déterminant d'une matrice de polynômes detr — déterminant d'une matrice de fractions rationnelles ou de polynômes diophant — Résoud l'équation diophantienne (Bezout) p1*x1 + p2*x2 = b factors — factorise dans ℝ un polynôme ou une fraction rationelle hermit — forme d'Hermite horner — évalue des polynômes ou des fractions rationnelles en des valeurs données hrmt — PGDC de plusieurs polynômes htrianr — triangularisation d'une matrice de polynômes inv_coeff — construction d'une matrice polynomiale à partir des coefficients invr — inverse une matrice de polynômes ou de fractions rationelles lcmdiag — factorisation diagonale par le plus petit commun multiple ldiv — division longue d'une matrice de polynômes pdiv — division de polynômes pol2str — conversion polynôme => texte polfact — facteurs réels minimaux d'un polynôme poly — définition d'un polynôme selon racines ou coefficients, ou caractéristique d'une matrice carrée polyDisplay — set or get the display mode of polynomials polyint — Polynomial integration residu — résidu roots — racines d'un polynôme rowcompr — compression de lignes d'une matrice de polynômes sfact — factorisation spectrale en temps discret simp — simplification rationnelle simp_mode — mode de simplification des fractions rationnelles sylm — Matrice de Sylvester de deux polynômes varn — variable symbolique d'un polynôme ou d'une fraction rationnelle Traitement du Signal
Convolution - intercorrélation
conv — discrete 1-D convolution. conv2 — discrete 2-D convolution. convol — convolution convol2d — discrete 2-D convolution, using fft. corr — correlation, covariance hank — covariance to hankel matrix xcorr — Computes discrete auto or cross correlation Filtrage
How to design an elliptic filter — How to design an elliptic filter (analog and
digital) analpf — create analog low-pass filter buttmag — Power transmission of a Butterworth filter casc — cascade realization of filter from coefficients (utility function) cheb1mag — response of Chebyshev type 1 filter cheb2mag — response of type 2 Chebyshev filter ell1mag — magnitude of elliptic filter eqfir — minimax approximation of FIR filter eqiir — Design of iir filters faurre — filter computation by simple Faurre algorithm ffilt — coefficients of FIR low-pass filt_sinc — samples of sinc function filter — filters a data sequence using a digital filter find_freq — parameter compatibility for elliptic filter design frmag — magnitude of FIR and IIR filters fsfirlin — design of FIR, linear phase filters, frequency sampling technique group — group delay for digital filter hilbert — Discrete-time analytic signal computation of a real signal using Hilbert transform iir — iir digital filter iirgroup — group delay Lp IIR filter optimization iirlp — Lp IIR filter optimization kalm — Kalman update lev — Yule-Walker equations (Levinson's algorithm) levin — Toeplitz system solver by Levinson algorithm
(multidimensional) lindquist — Lindquist's algorithm remez — Remez exchange algorithm for the weighted chebyshev
approximation of a continuous function with a sum of cosines. remezb — Minimax approximation of magnitude response sgolay — Savitzky-Golay Filter Design sgolaydiff — Numerical derivatives computation using Savitzky-Golay filter. sgolayfilt — Filter signal using Savitzky-Golay Filter. srfaur — square-root algorithm srkf — square root Kalman filter sskf — steady-state Kalman filter syredi — Design of iir filters, syredi code interface system — observation update trans — low-pass to other filter transform wfir — linear-phase FIR filters wfir_gui — Graphical user interface that can be used to interactively design wfir filters wiener — Wiener estimate wigner — 'time-frequency' wigner spectrum window — compute symmetric window of various type yulewalk — least-square filter design zpbutt — Butterworth analog filter zpch1 — Chebyshev analog filter zpch2 — Chebyshev analog filter zpell — lowpass elliptic filter Identification
frfit — frequency response fit lattn — recursive solution of normal equations lattp — Identification of MA part of a vector ARMA process mrfit — frequency response fit phc — Markovian representation rpem — Recursive Prediction-Error Minimization estimation Estimation Spectrale
cepstrum — cepstrum calculation cspect — two sided cross-spectral estimate between 2 discrete time signals using
the correlation method czt — chirp z-transform algorithm mese — maximum entropy spectral estimation pspect — two sided cross-spectral estimate between 2 discrete time signals using
the Welch's average periodogram method. Tranformées
dct — Discrete cosine transform. dst — Discrete sine transform. fft — Transformée de Fourier discrète directe ou inverse uni-, bi-, ou N-dimensionnelle fft2 — two-dimension fast Fourier
transform fftshift — rearranges the fft output, moving the zero frequency to the center of the spectrum hilb — FIR approximation to a Hilbert transform filter ifftshift — inverse de fftshift bilt — bilinear or biquadratic transform SISO system given by a zero/poles representation detrend — remove constant, linear or piecewise linear trend from a vector intdec — Changes sampling rate of a signal unwrap — unwrap a Y(x) profile or a Z(x,y) surface. Unfold a Y(x) profile xcov — Computes discrete auto or cross covariance FFTW
Fonctions spéciales
%k — Jacobi's complete elliptic integral of the first kind (vectorized) airy — Airy functions of the first and second kind, and their derivatives amell — Fonction am de Jacobi besseli — Modified Bessel functions of the first kind (Iα ). beta — beta function (Euler integral of the first kind) calerf — calcule différentes fonctions d'erreur. dawson — Compute the Dawson (scaled imaginary error) function. delip — intégrale elliptique complete ou incomplete du premier
type dlgamma — dérivée de la fonction gammaln ou fonction psi. ellipj — Jacobi elliptic functions erf — fonction erreur erfc — fonction erreur complémentaire. erfcx — fonction erreur complémentaire normalisée. erfi — The imaginary error function. erfinv — fonction erreur inverse findm — for elliptic filter design gamma — gamma function, complete or incomplete normalized gammaln — Le logarithme de la fonction gamma. legendre — associated Legendre functions sinc — sinc function sincd — digital sinc function or Dirichlet kernel Statistiques
Fonctions de répartition
binomial — binomial distribution probabilities cdfbet — fonction de répartition de la distribution Beta cdfbin — fonction de répartition de la distribution binomiale cdfchi — fonction de répartition de la distribution du chi-deux cdfchn — fonction de répartition de la distribution du chi-deux non centrée cdff — fonction de répartition de la distribution de Fisher cdffnc — fonction de répartition de la distribution de Fisher non centrée cdfgam — fonction de répartition de la distribution gamma cdfnbn — fonction de répartition de la distribution binomiale négative cdfnor — fonction de répartition de la distribution normale cdfpoi — fonction de répartition de la distribution de Poisson cdft — fonction de répartition de la distribution de Student cdftnc — cumulative distribution function of the non-central Student's T distribution Moyennes - Valeur centrale
center — center geomean — moyenne géométrique harmean — moyenne harmonique : inverse de la moyenne des inverses (zéros exclus) mean — mean of all values, or means along a given dimension meanf — weighted mean of a vector or a matrix median — médiane des termes d'une
matrice trimmean — trimmed mean of a vector or a matrix wcenter — center and weight Dispersion
iqr — interquartile range mad — mean absolute deviation stdev — écart-type des termes d'une matrice stdevf — standard deviation strange — range variance — variance d'un vecteur, matrice (voire hypermatrice) de nombres réels ou complexes variancef — variance (et moyenne) d'un vecteur ou d'une matrice réelle ou complexe de nombres pondérés en fréquence Distribution empirique
cmoment — central moments of all orders histc — computes the histogram of a simple series of data moment — non central moments of all orders perctl — computation of percentils quart — computation of quartiles tabul — frequency of values of a matrix or vector Multivariables - regress correl covar PCA
correl — correlation of two variables cov — Sample covariance matrix covar — covariance of two variables pca — Computes principal component analysis for the data matrix X reglin — Régréssion linéaire show_pca — Visualization of principal components analysis results Données incomplètes
nancumsum — Somme cumulative ignorant les valeurs NaNs nand2mean — difference of the means of
two independent samples nanmean — mean (ignoring Nan's) nanmeanf — mean (ignoring Nan's) with a given frequency. nanmedian — median of the values of a numerical vector or matrix nanreglin — Régréssion linéaire nanstdev — standard deviation (ignoring the NANs). nansum — Sum of values ignoring NAN's thrownan — Eliminates nan values Tests d'hypothèses
ftest — Fisher ratio ftuneq — Fisher ratio for samples of unequal size. dbscan — Density-based clustering (DBSCAN) estimate_bandwidth — Estimate an appropriate bandwidth for Mean Shift clustering kmeans — K-means clustering meanshift — Mean Shift clustering algorithm polyfit — Polynomial curve fitting polyval — evaluates the polynomial for given values Matrices creuses
Interface avec UMFPACK (sparse)
cond2sp — computes an approximation of the 2-norm condition number of a s.p.d. sparse matrix condestsp — estimate the condition number of a sparse matrix PlotSparse — plot the pattern of non nul elements of a sparse matrix ReadHBSparse — read a Harwell-Boeing sparse format file res_with_prec — computes the residual r = Ax-b with precision taucs_chdel — utility function used with taucs_chfact taucs_chfact — cholesky factorization of a sparse s.p.d. matrix taucs_chget — retrieve the Cholesky factorization at the scilab level taucs_chinfo — get information on Cholesky factors taucs_chsolve — solves a linear s.p.d. system A*X = B from Cholesky factors of the sparse A umf_ludel — utility function used with umf_lufact umf_lufact — lu factorization of a sparse matrix umf_luget — retrieve lu factors at the Scilab level umf_luinfo — get information on LU factors umf_lusolve — solve a linear sparse system given the LU factors umfpack — solve sparse linear system Optimisation et Simulation
Traitement XML
htmlDump — Dump a HTML document htmlRead — Read a HTML stream from a local or distant file htmlReadStr — Read a HTML tree from a string htmlWrite — Write a HTML document in a file xmlAddNs — Add a namespace to a XML Element xmlAppend — Append an element to the parent children xmlAsNumber — Convert the result of a XPath query into a row of numbers xmlAsText — Convert the result of a XPath query into a row of strings xmlDelete — Delete a XML document xmlDocument — Create a new XML document xmlDTD — Create a XML DTD object xmlDump — Dump a XML object xmlElement — Create a new XML element xmlFormat — Format a Scilab variable into XML xmlGetNsByHref — Get a namespace by its href xmlGetNsByPrefix — Get a namespace by prefix xmlGetOpenDocs — Get all open XML documents or all open XML Validation files. xmlGetValues — Parses and gets values of chosen tags attributes in a XML file xmlIsValidObject — Test the existence of a XML object xmlName — Retrieve the name of the elements. xmlNs — Create a new XML Namespace XML Objects — Describe the properties of the different XML objects xmlRead — Read a XML stream from a local or distant file xmlReadStr — Read a XML tree from a string xmlRelaxNG — Create a XML Relax NG object xmlRemove — Remove an element or a list of elements from their parents xmlSchema — Create a XML Schema object xmlSetAttributes — Set the attributes name and value. xmlSetValues — Sets some attribute=value in an XML document for a given tag/XPath xmlValidate — Validate a document in using a DTD, a Relax NG or a Schema. xmlWrite — Write a XML document in a file xmlXPath — Make a XPath query on a XML document Fichiers HDF5
h5is* tests
h5isArray — Check if the HDF5 object is an array h5isAttr — Check if the HDF5 object is an attribute h5isCompound — Check if the HDF5 object is a compound object h5isFile — Check if the HDF5 object is a file h5isGroup — Check if the HDF5 object is a group h5isRef — Check if the HDF5 object is a reference object h5isSet — Check if the HDF5 object is a dataset h5isSpace — Check if the HDF5 object is a dataspace h5isType — Check if the HDF5 object is a type h5isVlen — Check if the HDF5 object is a variable length array h5attr — Create an attribute h5close — Close a HDF5 object h5cp — Copy an object h5dataset — Create a dataset and write the data h5dump — Dump the content of an H5 object on the standard output stream h5exists — Test the existence of named object h5flush — Flush all the buffers associated with a file h5get — Get a named object h5group — Create a group h5label — Label a dataset h5ln — Link an object to another one h5ls — List the content of an HDF5 object (group or dataset) h5mount — Mount a file on a group h5mv — Move an object H5 Objects — Describe the properties of the different H5 objects h5open — Open an HDF5 file h5read — Read the data of HDF5 dataset h5readattr — Read the data of an HDF5 attribute h5rm — Remove elements from an HDF5 file h5umount — Unmount a previously mounted file. h5write — Create a dataset (if it does not exist) and write the data h5writeattr — Write an attribute in a group or a dataset Entrées/Sorties [fichiers]
Répertoire
chdir — change le répertoire courant de Scilab createdir — makes new directory dir — gets file list isdir — checks that a path points to an existing directory ls — shows files mkdir — Crée un nouveau répertoire pwd — affiche le répertoire courant de Scilab removedir — removes a directory rmdir — Supprime un répertoire Chemins - nom de fichiers
basename — strip directory and suffix from filenames fileext — returns extension for a file path fileparts — returns the path, filename and extension for a file path filesep — returns directory separator for current platform fullfile — Construit un nom de fichier complet fullpath — creates an full path name for the specified relative path name. get_absolute_file_path — gives an absolute pathname of a file opened in Scilab getdrives — gets the drive letters of all mounted filesystems on the computer getlongpathname — retourne le chemin au format nom long (Seulement pour
Windows) getrelativefilename — given absolute directories and absolute filenames, returns relative file names getshortpathname — retourne le chemin au format court (Seulement pour
Windows) is_absolute_path — checks if argument is an absolute path pathconvert — converts a path to an OS path format. pathsep — provides the path separator used in the PATH environment variable of the current OS. tempname — creates a file with an unique filename file_system
copyfile — copies a file deletefile — deletes a file fileinfo — provide information about some files of any type findfiles — finding all files with a given file specification isfile — checks whether argument is an existing file listfiles — list of files mdelete — deletes file(s) movefile — moves file or directory newest — returns newest file of a set of files compress — Compress files in an archive decompress — decompress files from an archive dispfiles — displays properties of opened files fprintfMat — writes a matrix in a file fscanfMat — reads a matrix from a text file getdeprecated — Get names of deprecated functions and replacement function names. getmd5 — get md5 checksum hash — get checksum of file or string using various digest algorithms %io — protected variable providing ids of the standard input and standard output listvarinfile — lists variables stored in a binary archive (names, types, sizes..) mclearerr — resets binary file access errors mclose — closes opened files meof — checks if end of file has been reached merror — tests the file access errors indicator mfprintf — converts, formats, and writes data to a file mfscanf — reads input from the stream pointer stream (interface to the C
fscanf function) mget — parses numbers in a binary file and returns them as decimals mgetl — reads lines from an text file mgetstr — reads a character string from a file mopen — opens files in Scilab mput — writes byte or word in a given binary format mputl — writes strings in a text file mputstr — write a single text in an open file mseek — sets current position in a binary file mtell — Returns the offset of the current byte relative to the beginning of a file save format — format of files produced by "save" scanf — converts formatted input on standard input scanf_conversion — mscanf, msscanf, mfscanf conversion specifications Entrées/Sorties
OS_commands
getenv — renvoie la valeur d'une variable d'environnement getpid — renvoie le numéro de processus de Scilab host — exécute une commande Windows, Linux, ou MacOS scilab — run command or file in another Scilab setenv — fixe la valeur d'une variable
d'environnement unix_g — exécute des instructions Windows, Linux ou MacOS : résultats dans des variables
Cette fonction est obsolète. Utilisez host à la place. unix_s — exécute des instructions Windows, Linux ou MacOS : résultats masqués (mode Silencieux)
Cette fonction est obsolète. Utilisez host à la place. unix_w — exécute des instructions Windows, Linux ou MacOS : résultats dans la console Scilab
Cette fonction est obsolète. Utilisez host à la place. unix_x — exécute des instructions Windows, Linux ou MacOS : résultats dans une fenêtre d'information
Cette fonction est obsolète. Utilisez host à la place. file — file management getio — get Scilab input/output logical units load — Loads some archived variables, a saved graphic figure, a library of functions read — matrices read save — Saves some chosen variables in a binary data file write — writes real numbers or strings in the console or in a formatted file Graphiques
2d_plot
champ — plots as arrows a field of 2D vectors champ properties — description of the 2D vector
field entity properties comet — 2D comet animated plot contour2d — level curves of a surface on a 2D
plot contour2di — calcule les courbes de niveau d'une surface contour2dm — compute level curves of a surface defined with a mesh contourf — courbes de niveaux 2D remplies d'une surface 3D cutaxes — Trace par intervalles des courbes ou un repère graphique existant, selon un axe
fragmenté ou/et multiéchelle errbar — ajoute des barres d'erreur sur un dessin 2D fchamp — direction field of a 2D first order ODE fec — dessin en pseudo-couleurs d'une surface
définie sur un maillage constitué de polygones convexes fec properties — description of the fec entities
properties fgrayplot — représentation 2D en pseudo-couleurs d'une surface définie par une fonction grayplot — 2D plot of a surface using
colors grayplot properties — description of the grayplot
entities properties graypolarplot — Polar 2D plot of a surface using
colors histplot — dessine un histogramme LineSpec — to quickly customize the lines appearance
in a plot loglog — 2D logarithmic plot Matplot — 2D plot of a matrix using colors Matplot1 — 2D plot of a matrix using colors Matplot properties — Description of the Matplot entities properties paramfplot2d — animation dans le plan d'une courbe définie par une fonction plot — 2D plot plot2d — 2D plot plot2d2 — 2D plot (step
function) plot2d3 — 2D plot (vertical
bars) plot2d4 — 2D plot (arrows style) plotimplicit — Plots the (x,y) lines solving an implicit equation or Function(x,y)=0 polarplot — Plot polar
coordinates scatter — 2D scatter plot semilogx — 2D semilogarithmic plot semilogy — 2D semilogarithmic plot Sfgrayplot — smooth 2D plot of a surface defined by a function using colors Sgrayplot — smooth 2D plot of a surface using
colors stackedplot — plot multiple timeseries on time axis 3d_plot
bar3d — Graphique en barres 3D comet3d — 3D comet animated plot contour — level curves on a 3D surface cylinder — Computes cylinder coordinates eval3dp — calcule les facettes d'une surface 3D paramétrique fplot3d — 3D plot of a surface defined by a
function fplot3d1 — 3D gray or color level plot of a surface
defined by a function genfac3d — calcule les facettes d'une surface 3D non-paramétrique geom3d — projection 3D vers 2D après une instruction
de dessin 3D mesh — 3D mesh plot nf3d — conversion de facettes pour plot3d param3d — plots a single curve in a 3D cartesian frame param3d properties — description of the 3D curves
entities properties peaks — Computes values of a function with lots of local maxima and minima. plot3d — 3D plot of a surface plot3d1 — 3D gray or color level plot of a
surface plot3d2 — plot surface defined by rectangular
facets plot3d3 — mesh plot surface defined by rectangular
facets scatter3d — 3D scatter plot secto3d — conversion de surfaces 3D sphere — Computes sphere coordinates surf — 3D surface plot surface properties — description of the 3D entities
properties annotation
Label entity properties — Properties of Axes labels and title legend — draw graph legend Legend entity properties — description of the Legend entity properties. legends — dessine des légendes de courbes
2D title — displays a title above a graphic axes, or updates its properties. xlabel — sets or updates the x-axis label or/and its properties xtitle — add titles on a graphics
window axes_operations
axes properties — description of the axes entity properties gca — Return handle of current axes. gda — Return handle of default
axes. isoview — Règle la vue isométrique des repères graphiques newaxes — Creates a new Axes entity replot — recadre la zone affichée d'un ou plusieurs repères graphiques rotate_axes — Rotation interactive d'un handle de type Axes. sca — set the current axes entity sda — reSets the Default Axes to its factory values subplot — quadrille la figure ou frame courante et fixe le repère graphique actif sur la case choisie unzoom — unzoom graphics xgrid — ajoute une grille sur un dessin 2D ou 3D xsetech — sélectionne la sous-fenêtre d'une fenêtre graphique pour les dessins zoom_rect — zoom a selection of the current graphic figure axis
axis properties — description of the axis entity
properties drawaxis — dessine un axe graduate — graduations simplifiées des axes 2D xgraduate — graduation des axes bar_histogram
bar — histogramme de barres barh — histogramme horizontal de barres barhomogenize — uniformise le style des barres dessinées dans un repère graphique Couleurs
Palettes de couleurs
colormap — set and/or get a figure/axes colormap. Using colormaps — Using colormaps in graphics. Predefined colormaps — Overview of predefined colormaps. addcolor — ajoute de nouvelles couleurs à la table des couleurs courante color — returns the color id of a color color_list — liste des noms de couleurs prédéfinies colorbar — draws a vertical color bar getcolor — opens a dialog to show colors of the current or default colormap hsv2rgb — Converts HSV colors to RGB name2rgb — returns the RGB values of a named color rgb2name — returns the name of a color uigetcolor — Opens a dialog for selecting a color. Datatips
datatip properties — description of the Datatip
entity properties datatipCreate — Create a datatip on a polyline by program datatipGetEntities — Get all the entities compatible with datatips in the given axes. datatipManagerMode — Set or toggles the datatips mode. datatipMove — Move a specified datatip using the mouse. datatipRemove — Removes a selected datatip datatipRemoveAll — Removes all datatips on a set of polylines. datatips — Tool for placing and editing tips along the plotted curves datatipSetDisplay — Set the function used to compute the datatip string. datatipSetInterp — Set the interpolation mode for datatip. datatipSetOrientation — Set the position of the text box associated with the given tip. datatipSetStyle — Set the datatip style. Fenêtres - Figures
anti_aliasing — Figure's property smoothing the stair-like aspect when rendering curves clf — Clears and resets a figure or a frame uicontrol colordef — Set the color look-and-feel of a given or of all forthcoming graphic figures drawlater — makes axes children
invisible. drawnow — draw hidden graphics
entities. figure properties — description of the graphics
figure entity properties gcf — Return handle of current graphic window. gdf — Return handle of default
figure. pixel_drawing_mode — mode d'actualisation des couleurs RVB des pixels lors des tracés graphiques scf — set the current graphic figure
(window) sdf — reSets the properties of the Default Figure to their factory values show_window — amène une fenêtre graphique au premier plan winsid — renvoie la liste des fenêtre graphiques ouvertes Arcs - Rectangles
arc properties — description of the Arc entity properties rectangle properties — description of the Rectangle
entity properties Segments properties — description of the Segments entity properties xarc — dessine un arc d'ellipse xarcs — dessine des arcs d'ellipses xarrows — dessine un ensemble de flèches en 2D ou 3D. xfarc — remplit un secteur angulaire d'ellipse xfarcs — remplit des secteurs angulaires d'ellipses xfrect — remplit un rectangle xrect — dessine un rectangle xrects — dessine ou remplit un ensemble de rectangles xsegs — dessine des segments non
connectés handle
copy — copy a graphics entity. delete — delete a graphic entity and its children. gce — Get current entity handle. ged — Scilab Graphic Editor glue — glue a set of graphics entities into an Compound. is_handle_valid — Vérifie si un ensemble de handles graphiques est valide. swap_handles — Permute deux handle dans la
hiérarchie graphique. unglue — unglue a compound object and replace it by individual children. Interactivité
dragrect — déplace un ou plusieurs rectangles avec la souris edit_curv — interactive modal (blocking) graphic curve editor event handler functions — Prototype of functions which may be used as event handler. locate — mouse selection of a set of points in a 2D axes rubberbox — rubberband box for rectangle selection seteventhandler — set an event handler for
the current graphic window twinkle — fait clignoter des éléments graphiques pour les repérer visuellement xclick — Attend une action d'un bouton de la souris, du clavier dans une fenêtre graphique. xgetmouse — get the mouse events and current position Éclairage
light — creates a light object in the given axes light properties — Light overview lighting — Lighting overview Polygones
polyline properties — description of the Polyline
entity properties xfpoly — remplit un polygone xfpolys — fill a set of polygons xpoly — dessine une ligne brisée ou un
polygone xpolys — dessine un ensemble de lignes brisées ou de polygones xrpoly — dessine un polygone régulier text
graphics_fonts — description des fonts utilisées par les figure graphiques. Rendu d'équations mathématiques dans le graphique Scilab — Affiche les équations mathématiques dans le graphique Scilab
grâce à MathML ou LaTeX. stringbox — Calcule le rectangle englobant d'un
texte ou d'un label. text properties — description of the Text entity properties titlepage — ajoute un titre au milieu d'une fenêtre graphique xlfont — load a font in the graphic context or query loaded
font xnumb — dessine des nombres xstring — dessine des chaînes de caractères xstringb — dessine des chaînes de caractères dans une boîte xstringl — calcule les dimensions d'une boîte
entourant des chaînes de caractères transform
move — move, translate, a graphic entity and its children. orthProj — Computes the orthogonal projection of a point to a polyline in the plane. rotate — rotation d'un ensemble de points dans le plan scaling — transformation affine d'un ensemble de points load_save
xload — displays in a given window some graphical component loaded from a file. xsave — save graphics into a
file property
get — Gets the handle of a graphical or User Interface object, or the property's value of objects. set — set properties of some graphic objects or uimenus or uicontrol interactive components Compound properties — description of the Compound entity properties GlobalProperty — customizes the objects appearance (curves, surfaces...) in a plot or surf command Graphics — contenu de la bibliothèque graphique Graphics Entities — description of the graphics entities data structures Editeur graphique — Edition interactive de l'arbre des propriétés des objets graphiques. pie — cercle graphique multiscaled plots — How to set several axes for one curve or for curves with distinct scales xchange — transformation de coordonnées de l'échelle courante en pixels et inversement Graphiques : export
driver — select a graphics driver xend — termine la session graphique courante xinit — Initialisation d'un pilote graphique xs2bmp — export graphics to BMP xs2emf — export graphics to EMF. xs2eps — export graphics to EPS xs2gif — export graphics to GIF xs2jpg — export graphics to JPG xs2pdf — export graphics to PDF. xs2png — export graphics to PNG xs2ppm — export graphics to PPM xs2ps — export graphics to PS xs2svg — export graphics to SVG Interface graphique
Listes Structures Cells
cells
cell — creates a cell array of empty matrices cell2mat — converts a cell array into a matrix iscell — checks if a variable is a cell array makecell — Creates a cell array. num2cell — converts an array into a cell array bool2s — convertit une matrice booléenne en une matrice 0-1 definedfields — returns an index of list's defined fields fieldnames — récupère le nom des champs d'une tlist, d'une mlist ou
d'une struct getfield — extraction d'un champ d'une liste isfield — teste l'existence d'un ou plusieurs champs pour une structure, une tlist ou une mlist isstruct — Vérifie si une variable est une structure list — Objet Scilab, Définition d'une liste list2vec — Concatenates list entries in a matrix. lstcat — concaténation de listes mlist — Objet Scilab, définition d'une liste typée null — supprime un élément d'une liste, ou un champ d'une structure, M-liste ou T-liste rlist — définition d'une fraction rationnelle rmfield — Remove fields from a struct setfield — modifie la valeur d'un élément d'une mlist, tlist ou list struct — Builds a structure or an array of structures tlist — Objet Scilab. Définition d'une liste typée tree_show — Displays a tree view of a list, tlist, mlist, cell or structure array, Xcos block vec2list — Inverse function of list2vec. Parameters
add_param — Add a parameter to a list of parameters get_param — Get the value of a parameter in a parameter list init_param — Initialize the structure which will handles the parameters
list is_param — Check if a parameter is present in a parameter
list list_param — List all the parameters name in a list of
parameters remove_param — Remove a parameter and its associated value from a list of
parameters set_param — Set the value of a parameter in a parameter list Chaînes de caractères
ascii — string ASCII conversions blanks — create string of blank characters char — converts in a character array convstr — case conversion emptystr — zero length string evstr — évalue des expressions Scilab et concatène leurs résultats grep — find matches of a string in a vector of strings isalphanum — check that characters of a string are alphanumerics isascii — Tests if every character of given strings is 7-bit US-ASCII isdigit — check that characters of a string are digits between 0 and 9 isletter — check that characters of a string are alphabetic letters isnum — teste si une chaîne de caractères représente un nombre justify — Aligns the strings completed with spaces within each column, to the left, center or right length — Number of characters of a string. Number of elements of an array or list. part — Extraction of characters from strings prettyprint — Converts a Scilab object into some corresponding LaTeX, TeX, MathML or HTML strings regexp — in a string, locate (and extract) substrings matching a regular expression sci2exp — returns a string able to generate a given Scilab object strcat — concatenates character strings strchr — find the first occurrence of a character in a string strcmp — compare character strings strcspn — lengths from the beginning of strings until a character among those prohibited strindex — search position of a character string in another string string — conversion en chaîne de caractères stripblanks — strips / trims leading or trailing or both
blanks (and tabs) of strings strncpy — copy the N first characters of the given strings strrchr — find the last occurrence of a character in a string strrev — Reverses the order of characters in the given strings strsplit — split a single string at some given positions or patterns strspn — lengths of the beginning of strings as long as characters are among those allowed strstr — Tail of a string starting from the 1st occurrrence of a given fragment strsubst — substitute a character string by another in a character string strtod — convertit chaque nombre décimal littéral (chaine de caractères) en sa valeur numérique strtok — split string into tokens tokenpos — returns the tokens positions in a character string tokens — Splits a string using separators and gives its chunks Sons - fichiers audio
analyze — frequency plot of a sound signal auread — load .au sound file auwrite — writes .au sound file beep — Produit le son "beep" lin2mu — linear signal to mu-law encoding loadwave — load a sound wav file into scilab mapsound — Computes and displays an Amplitude(time, frequency) spectrogram of a sound record mu2lin — mu-law encoding to linear signal playsnd — command-line sound player facility savewave — save data into a sound wav file. wavread — reads sound data or querries data info from a .wav audio file wavwrite — writes .wav sound file Temps - calendrier date horloge
caldays — create a calendarDuration in days calendar — Calendrier d'un mois dans une année choisis calendarDuration — create a calendarDuration - duration in days, months and years clock — Return the current Gregorian datetime and international time zone of the computer's clock date — date courante sous forme d'une chaîne de caractères datenum — Convertit une date en un nombre datetime — create points in time datevec — Reconstruction d'un vecteur contenant une Date day — extracts day from datetime duration — create a duration - duration in hours, minutes and seconds eomday — Retourne le dernier jour d'un mois etime — Temps écoulé getdate — Current datetime or POSIX timestamp from computer's clock. Datetimes from given timestamps hms — extracts hour, minute and second of datetime or duration hours — convert reals in hours (duration) / convert hours (duration) in reals isnat — check if a variable contains "Not a Time" values month — extracts month from datetime NaT — Not a Time function used to create empty datetime now — retourne la date courante sous forme d'une heure Unix (timestamp) realtimeinit — sets the time unit sleep — mise en sommeil de l'interprêteur (console, scripts, callbacks) tic — Démarre le chronomètre timer — temps CPU consommé toc — Lit le chronomètre weekday — Numéro et nom du jour de la semaine pour des dates données year — extracts year from datetime ymd — extracts year, month and day of datetime Sorties
disp — displays variables mprintf — converts, formats, and writes data to the main scilab window msprintf — converts, formats, and writes data in a string print — prints variables in a file printf_conversion — mprintf, msprintf, mfprintf C-format specifications Xcos
Tableur
Console
ans — réponse (answer) clc — Efface la fenêtre de commande completion — returns files or variables names or reserved keywords starting as a given text console — Keyboard shortcuts predefined in the console window diary — diary of session input — prompts the user for keyboard input lines — sets and queries the display width and pagination for the console mode — sets or queries the mode echoing Scilab instructions in the console %onprompt — fonction spéciale appelée après chaque ligne d'instructions en console prompt — Get/Set current prompt tohome — Efface la console en rejetant son contenu hors zone visible Historique des commandes
Matlab : fichiers données (R/W)
loadmatfile — loads some variables from an Octave or a Matlab MAT binary or ASCII data file matfile2sci — convertit un fichier Matlab .mat en un fichier binaire Scilab matfile_close — Closes a Matlab binary MAT-file. matfile_listvar — Lists variables of a Matlab binary MAT-file. matfile_open — Opens a Matlab binary MAT-file. matfile_varreadnext — Reads next variable in a Matlab binary MAT-file. matfile_varwrite — Write a variable in a Matlab binary MAT-file. savematfile — saves some Scilab variables in a Matlab MAT-file (binary or ASCII) Code Matlab => Scilab
Fonctions avancées
Built-in & external
clearfun — removes primitive external — Objet Scilab, fonction externe ou routine funptr — coding of primitives ( wizard stuff ) intppty — set interface argument passing properties newfun — add a name in the table of functions what — liste des primitives
Scilab Libraries
genlib — builds a library from a set of *.sci files defining functions in a given directory get_function_path — get source file path of a library function lib — loads a library of Scilab functions and variables, and sets its name librarieslist — gets the list of loaded Scilab libraries libraryinfo — gets the path and the set of primary functions of a loaded library argn — nombre effectif d'arguments d'entrée reçus / attendus en sortie d'une fonction deff — in-line definition of a (anonymous) function in Scilab language exec — exécution d'un script (fichier de commandes) execstr — exécution d'instructions Scilab contenues dans des chaînes de caractères feval — évaluation multiple d'une fonction funcprot — switch scilab functions protection mode function — définition d'une fonction Scilab getd — Charge toutes les fonctions contenues dans un répertoire. macr2tree — fournit le code interne d'une fonction compilée en Scilab macro — Scilab procedure and Scilab object macrovar — variables d'une fonction overloading — display, functions and operators overloading
capabilities tree2code — generates the text definition of a Scilab function from its internal code varargin — variable number of arguments in an input argument list varargout — arbitrarily long list of output arguments whereis — Returns the name of the loaded library/module a given function belongs to Tests - Bancs d'essais
Outils pour les démonstrations
add_demo — Add an entry in the demos list demo_begin — initialise une démonstration. Cette fonction est obsolète. Merci d'utiliser exec à la place. demo_choose — créé une boîte de choix d'options. Cette fonction est obsolète. Merci d'utiliser x_choose à la place. demo_compiler — teste la présence d'un compilateur.Cette fonction est obsolète. Merci d'utiliser haveacompiler à la place. demo_end — Conclut une démonstration. Cette fonction est obsolète. Merci d'utiliser exec à la place. demo_file_choice — choisit et exécute un item au sein d'une liste. Cette fonction est obsolète. Merci d'utiliser x_choose à la place. demo_function_choice — choisit et exécute un item au sein d'une liste. Cette fonction est obsolète. Merci d'utiliser x_choose à la place. demo_run — exécute un script. Cette fonction est obsolète. Merci d'utiliser exec à la place. Link dynamique/incremental
addinter — new functions interface dynamic link at run time. c_link — check if symbol loaded with dynamic link call — Fortran or C user routines call dllinfo — provides information about the format and symbols provided in
executable and DLL files (Windows). findmsifortcompiler — detects Intel fortran Compiler findmsvccompiler — detects Microsoft C Compiler G_make — call make or nmake getdynlibext — get the extension of dynamic libraries on your operating system. haveacompiler — detect if you have a C compiler. ilib_build — utility for shared library management ilib_build_jar — Construit une archive JAR de packages Java ilib_compile — ilib_build utility: executes the Makefile produced by ilib_gen_Make ilib_for_link — utility for shared library management with link ilib_gen_cleaner — utility for ilib_build: generates a cleaner file ilib_gen_gateway — utility for ilib_build, generates a gateway file. ilib_gen_loader — utility for ilib_build: generates a loader file ilib_gen_Make — utility for ilib_build: produces a Makefile for building shared libraries ilib_include_flag — Return a formatted includes related string to pass to
system compiler ilib_mex_build — utility for mex library management ilib_verbose — set level of display used by dynamic link
functions. link — dynamic linker Supported and compatible compilers — supported and compatible compilers by Scilab ulink — unlink/unload a dynamically linked shared object Outils Windows
consolebox — affiche ou cache le terminal Windows de lancement de Scilab createGUID — Creates a GUID (Windows only) dos — executes some DOS instructions (Windows only)
This function is obsolete. Please use host instead. findfileassociation — Searches for and retrieves a file association-related string from the registry (Windows only) getsystemmetrics — Retrieves the specified system metric or system configuration
setting (Windows only) istssession — Determines if scilab is launched from a ms terminal service session (Windows only) mcisendstring — sends a command string to an MCI
device (Windows only) powershell — executes a command with the Windows powershell interpreter (Windows only) win64 — Determine whether Windows x64 version of Scilab (Windows only) winopen — Ouvre le fichier avec l'application
appropriée (Windows seulement) winqueryreg — Obtenir une clef de la base des
registres de Microsoft Windows ATOMS
Tcl/Tk
Editeur de script
edit — edits a given Scilab function or file edit_error — opens in scilab editor the source of the last recorded error editor — Call the text editor as defined in the preferences scinotes — Scinotes: Embedded Scilab text editor UI Data
Documentation : gestion
utilities
%helps — variable globale : chemins des répertoires d'aide des modules externes chargés en session add_help_chapter — Add an entry in the help list del_help_chapter — Delete an entry in the help list help_from_sci — Generate help files and demo files from the head comments section of a .sci source file. help_skeleton — build the skeleton of the xml help file associated to a Scilab
function Link toolbox help with Scilab one — How to make hyperlink in toolbox help pointing to Scilab's items Scilab documentation format — on line help XML file description format manedit — editing a manual item xmltohtml — converts xml Scilab help files to HTML format xmltojar — converts xml Scilab help files to javaHelp format xmltopdf — converts xml Scilab help files to pdf format xmltops — converts xml Scilab help files to postscript format apropos — recherche d'un mot-clé dans l'aide de Scilab doc — queries and displays help pages in the Scilab help browser head_comments — display Scilab function header comments Créer un module externe
Scilab MPI
MPI — Access to MPI features from Scilab MPI_Bcast — Broadcasts a message from the process with rank root to all other processes of the group MPI_Comm_rank — Determines the rank of a calling process in a communicator MPI_Comm_size — Determines the size of the group associated with a communicator MPI_Create_comm — Create a MPI subcommunicator of MPI_COMM_WORLD MPI_Finalize — Terminate the MPI environment MPI_Init — Initialize the MPI environment MPI_Irecv — Nonblocking reception of data from a node MPI_Isend — Nonblocking send data from a node to another MPI_Recv — Recv data from a node MPI_Send — Send data from a node to another MPI implementation — Technical details about the implementation MPI_Wait — Waits for an MPI request to complete Multilinguisme
addlocalizationdomain — add a new domain in localization mechanism. getdefaultlanguage — returns the default language used by Scilab getlanguage — returns the current language used by Scilab. gettext — indexes or/and translates some indexed english messages setdefaultlanguage — sets the language of the session at startup and for some fixed Scilab menus setlanguage — choisit la langue utilisée pour les messages standard et les pages d'aide (session en cours) API Scilab
API Scilab — api_scilab is the Scilab 6 interface to access Scilab variables. API types — This page lists all types used by API Scilab. Getting started with API_Scilab — How to load a C, C++ or fortran code in the Scilab engine as a new function API double functions — This page lists all the functions to manipulate Scilab native objects containing doubles. API common functions — This page lists all the functions to get information about Scilab native objects. API string functions — This page lists all the functions to manipulate Scilab native objects containing strings API boolean functions — This page lists all the functions to manipulate Scilab native objects containing booleans API integer functions — This page lists all the functions to manipulate Scilab native objects containing integers API list-type functions — This page lists all the functions to manipulate Scilab native lists. API polynomial functions — This page lists all the functions to manipulate Scilab native objects containing polynomials API pointer functions — This page lists all the functions to manipulate Scilab native objects containing pointers API cell functions — This page lists all the functions to manipulate Cell objects. API struct functions — This page lists all the functions to manipulate functions to manipulate Struct objects. API handle functions — This page lists all the functions to manipulate Scilab native objects containing graphic handles API optional functions — This page lists all the functions to get information about optional parameters. API call_scilab (moteur Scilab)
call_scilab — call_scilab is an interface which provides the ability to call
Scilab engine from C/C++ code Compile and run with Call Scilab — How to compile a native application based on or using
Scilab DisableInteractiveMode — Disables some features (plotting, gui creation, Tcl/Tk...) and
leaves only the computing engine ExecScilabCommand — Execute a Scilab from a C/C++ code (call_scilab) and can get message and callstack on error. fromc — Checks if current Scilab is called from an external C program (by StartScilab). fromjava — Checks if current Scilab is called from javasci GetLastJob — Returns the latest job sent to Scilab engine ScilabHaveAGraph — Check if any Scilab graphics have been opened. SendScilabJob — Send a Scilab task from a C/C++ code
(call_scilab) SendScilabJobs — Send Scilab tasks from a C/C++ code (call_scilab) StartScilab — Initializes and starts Scilab engine in Call
Scilab TerminateScilab — Stops and terminates Scilab engine in Call Scilab JVM
Java depuis Scilab
Getting started - Beginning — How to use the Java Scilab binding? Getting started - Second step — How to use the Java Scilab binding? jallowClassReloading — Allow the class reloading jarray — Create a Java array jautoTranspose — Set the way to convert matrices jautoUnwrap — Unwrap automatically returned values jcast — Cast a Java object into another one. jcompile — Compile Java code or file jcreatejar — Creates a Java ARchive (JAR) from a set of files / directories jdeff — Map a static Java method onto a Scilab macro jdisableTrace — Stop the trace process. jenableTrace — Allow to trace the internal functionality of JIMS to help the debugging. jexists — Test if a Scilab Java Object is valid on the Java side jgetclassname — Return the class name of the given object jgetfield — Get the field value of a Java object jgetfields — Get all the fields of a Java object jgetinfo — Returns information about the Java virtual machine jgetmethods — Get all the methods of a Java object jimport — Import a Java class jinvoke — Invoke a method of a Java object jinvoke_db — Invoke a method of a Java object in using Java direct buffers jnewInstance — Creates a new instance of a Java class jnull — The Scilab version of the Java null object. jremove — Remove a Java Object on the Java side jsetfield — Set the field of a Java object junwrap — Convert a Java object into a Scilab native type junwraprem — Convert a Java object into a Scilab native type and remove it from the Java side jvoid — For no argument functions jwrap — Wrap a Scilab variable into a Java one if possible jwrapinchar — Wrap Scilab uint16 matrix into Java char multiarray. jwrapinfloat — Wrap Scilab double matrix into Java float multiarray. new — Creates a new instance of a Java class Interface avec Java
Préférences
Performances des programmes
covMerge — Merges coverage results and exports to a file covStart — Instruments some macros to store runtime information on code coverage and
execution time covStop — Removes all instrumentation data covWrite — Exports runtime performance results to HTML and binary files profile — General information about instrumentation capabilities profileDisable — Remove instrumentation from a function, a library or remove all instrumentation profileEnable — Add instrumentation to a function, a library or all available functions profileGetInfo — Retrieve instrumentation information as a Scilab value Lint tool (SLint)
Outils web