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Please note that the recommended version of Scilab is 2025.0.0. This page might be outdated.
See the recommended documentation of this function

Scilabヘルプ >> Matlab to Scilab Conversion Tips

Matlab to Scilab Conversion Tips

• Matlab-Scilab equivalents
  • A
    • abs (Matlab function) — Absolute value and complex magnitude
    • acos (Matlab function) — Inverse cosine
    • acosh (Matlab function) — Inverse hyperbolic cosine
    • acot (Matlab function) — Inverse cotangent
    • acoth (Matlab function) — Inverse hyperbolic cotangent
    • acsc (Matlab function) — Inverse cosecant
    • acsch (Matlab function) — Inverse hyperbolic cosecant
    • all (Matlab function) — Test to determine if all elements are nonzero
    • angle (Matlab function) — Phase angle
    • any (Matlab function) — Test to determine if any nonzeros elements
    • asec (Matlab function) — Inverse secant
    • asech (Matlab function) — Inverse hyperbolic secant
    • asin (Matlab function) — Inverse sine
    • asinh (Matlab function) — Inverse hyperbolic sine
    • atan (Matlab function) — Two-quadrant inverse tangent
    • atan2 (Matlab function) — Four-quadrant inverse tangent
    • atanh (Matlab function) — Inverse hyperbolic tangent
  • B
    • balance (Matlab function) — Diagonal scaling to improve eigenvalue accuracy
    • bar (Matlab function) — Bar histogram
    • barh (Matlab function) — Bar histogram horizontal
    • beep (Matlab function) — Produce a beep sound
    • besseli (Matlab function) — Modified Bessel functions of the first kind
    • besselj (Matlab function) — Bessel functions of the first kind
    • besselk (Matlab function) — Modified Bessel functions of the second kind
    • bessely (Matlab function) — Bessel functions of the second kind
    • beta (Matlab function) — Beta function
    • bin2dec (Matlab function) — Returns the integer corresponding to a Given binary representation
    • bitand (Matlab function) — The AND of two integers
    • bitcmp (Matlab function) — The binary complementary of an integer
    • bitget (Matlab function) — Gets the bit of an integer whose the positon is given in the input argument
    • bitor (Matlab function) — The OR of two integers
    • bitxor (Matlab function) — Returns the exclusive OR of two integers
    • blanks (Matlab function) — A string of blanks
    • blkdiag (Matlab function) — Construct block diagonal matrix from input arguments
    • box (Matlab function) — Display axes border
    • break (Matlab function) — Terminate execution of a for loop or while loop
  • C
    • case (Matlab function) — Case switch
    • cat (Matlab function) — Arrays concatenation
    • cd (Matlab function) — Change/get working directory
    • ceil (Matlab function) — Round up
    • cell (Matlab function) — Create cell array
    • cell2mat (Matlab function) — Convert a cell array into a matrix
    • cellstr (Matlab function) — Convert strings vector (or strings matrix) into a cell of strings
    • chol (Matlab function) — Cholesky factorization
    • cla (Matlab function) — Clear current axes
    • clc (Matlab function) — Clear Command Window
    • clear (Matlab function) — Remove items from workspace, freeing up system memory
    • clf (Matlab function) — Clear current figure window
    • clock (Matlab function) — Current time as a date vector
    • close (Matlab function) — Delete specified figure
    • closereq (Matlab function) — Default figure close request function
    • colordef (Matlab function) — Set default property values to display different color schemes
    • complex (Matlab function) — Returns the complex form corresponding to the given real part and imaginary part
    • conj (Matlab function) — Complex conjugate
    • continue (Matlab function) — Keyword to pass control to the next iteration of a loop
    • conv (Matlab function) — 1-D Convolution
    • conv2 (Matlab function) — 2-D Convolution
    • cos (Matlab function) — Cosine
    • cosh (Matlab function) — Hyperbolic cosine
    • cot (Matlab function) — Cotangent
    • coth (Matlab function) — Hyperbolic cotangent
    • cputime (Matlab function) — Elapsed CPU time
    • csc (Matlab function) — Cosecant
    • csch (Matlab function) — Hyperbolic cosecant
    • cumprod (Matlab function) — Cumulative product
    • cumsum (Matlab function) — Cumulative sum
  • D
    • date (Matlab function) — Current date string
    • dec2bin (Matlab function) — The binary representation of a decimal number
    • dec2hex (Matlab function) — Decimal to hexadecimal number conversion
    • delete (Matlab function) — Delete files or graphics objects
    • det (Matlab function) — Determinant
    • diag (Matlab function) — Diagonal including or extracting
    • diary (Matlab function) — Save session to a file
    • diff (Matlab function) — Differences and approximate derivatives
    • dir (Matlab function) — Display directory listing
    • disp (Matlab function) — Display text or array
    • display (Matlab function) — Overloaded method to display an object
    • doc (Matlab function) — Display online documentation
    • docopt (Matlab function) — Web browser for UNIX platforms
    • dos (Matlab function) — Execute a UNIX command and return result
    • double (Matlab function) — Conversion to double precision
    • drawnow (Matlab function) — Complete pending drawing events
  • E
    • echo (Matlab function) — Echo lines during execution
    • eig (Matlab function) — Find eigenvalues and eigenvectors
    • else (Matlab function) — Conditionally execute statements
    • elseif (Matlab function) — Conditionally execute statements
    • erf (Matlab function) — Error function
    • erfc (Matlab function) — Complementary error function
    • erfcx (Matlab function) — Scaled complementary error function
    • error (Matlab function) — Display error messages
    • etime (Matlab function) — Elapsed time
    • eval (Matlab function) — Execute a string containing an instruction/expression
    • exist (Matlab function) — Check if a variable or file exists
    • exit (Matlab function) — Ends current session
    • exp (Matlab function) — Exponential
    • expm (Matlab function) — Matrix exponential
    • eye (Matlab function) — Identity matrix
  • F
    • factor (Matlab function) — Prime numbers decomposition
    • false (Matlab function) — False array
    • fclose (Matlab function) — Close one or more open files
    • feof (Matlab function) — Test for end-of-file
    • ferror (Matlab function) — Query about errors in file input or output
    • feval (Matlab function) — Function evaluation
    • fft (Matlab function) — Discrete Fourier transform
    • fftshift (Matlab function) — Shift zero-frequency component of discrete Fourier transform to center of spectrum
    • fgetl (Matlab function) — Read line(s) from file, discard newline character
    • fgets (Matlab function) — Read line from file, keep newline character
    • fileparts (Matlab function) — Return filename parts
    • filesep (Matlab function) — Return the directory separator for this platform
    • find (Matlab function) — Find indices and values of nonzero elements
    • findstr (Matlab function) — Find one string within another
    • fix (Matlab function) — Round towards zero
    • fliplr (Matlab function) — Flip matrix in left/right direction
    • flipud (Matlab function) — Flip matrix in up/down direction
    • floor (Matlab function) — Round down
    • fopen (Matlab function) — Open a file or obtain information about open files
    • for (Matlab function) — Repeat statements a specific number of times
    • format (Matlab function) — Control display format for output
    • fprintf (Matlab function) — Write formatted data to file
    • fread (Matlab function) — Read binary data to a file
    • frewind (Matlab function) — Move the file position indicator to the beginning of an open file
    • fscanf (Matlab function) — Read formatted data to file
    • fseek (Matlab function) — Set file position indicator
    • ftell (Matlab function) — Get file position indicator
    • full (Matlab function) — Convert sparse matrix to full matrix
    • fullfile (Matlab function) — Build a full filename from parts
    • function (Matlab function) — Function definition
    • fwrite (Matlab function) — Write binary data to a file
  • G
    • gamma (Matlab function) — Gamma function
    • gammaln (Matlab function) — Logarithm of gamma function
    • getenv (Matlab function) — Get environment variable
    • global (Matlab function) — Define a global variable
    • graymon (Matlab function) — Set graphics defaults for gray-scale monitors
    • grid (Matlab function) — Grid lines for two- and three-dimensional plots
  • H
    • hankel (Matlab function) — Hankel matrix
    • help (Matlab function) — Display help
    • helpbrowser (Matlab function) — Display Help browser for access to full online documentation
    • helpdesk (Matlab function) — Display Help browser
    • helpwin (Matlab function) — Provide access to and display help for all functions
    • hess (Matlab function) — Hessenberg form of a matrix
    • hold (Matlab function) — Hold current graph
    • home (Matlab function) — Move the cursor to the upper left corner of the Command Window
    • horzcat (Matlab function) — Horizontal concatenation
  • I
    • if (Matlab function) — Conditionally execute statements
    • ifft (Matlab function) — Inverse discrete Fourier transform
    • ifftshift (Matlab function) — Inverse FFT function
    • imag (Matlab function) — Complex imaginary part
    • input (Matlab function) — Request user input
    • int16 (Matlab function) — Convert to 16-bit signed integer
    • int32 (Matlab function) — Convert to 32-bit signed integer
    • int8 (Matlab function) — Convert to 8-bit signed integer
    • interp1 (Matlab function) — One_dimension interpolation function
    • inv (Matlab function) — Matrix inverse
    • isa (Matlab function) — Detect an object of a given type
    • iscell (Matlab function) — Determine if input is a cell array
    • ischar (Matlab function) — Determine if item is a character array
    • isdir (Matlab function) — Determine if item is a directory
    • isempty (Matlab function) — True for empty matrix
    • isequal (Matlab function) — Determine if arrays are numerically equal
    • isfield (Matlab function) — Determine if input is a structure array field
    • isfinite (Matlab function) — True for finite elements
    • isglobal (Matlab function) — Determine if item is a global variable
    • ishandle (Matlab function) — Determines if values are valid graphics object handles
    • ishold (Matlab function) — Return hold state
    • isinf (Matlab function) — True for infinite elements
    • isinteger (Matlab function) — Detect whether an array has integer data type
    • isletter (Matlab function) — True for letters of the alphabet
    • islogical (Matlab function) — Determine if item is a logical array
    • ismember (Matlab function) — Data sets membership comparison
    • isnan (Matlab function) — Detect NaN elements of an array
    • isnumeric (Matlab function) — Determine if input is a numeric array
    • ispc (Matlab function) — Determine if PC (Windows) version
    • isreal (Matlab function) — Determine if all array elements are real numbers
    • isscalar (Matlab function) — Determine if input is scalar
    • isspace (Matlab function) — Detect elements that are ASCII white spaces
    • issparse (Matlab function) — Test if matrix is sparse
    • isstr (Matlab function) — Determine if item is a character array
    • isstruct (Matlab function) — Determine if input is a structure array
    • isunix (Matlab function) — Determine if Unix version
    • isvector (Matlab function) — Determine if input is a vector
  • K
    • keyboard (Matlab function) — Invoke the keyboard in a file
    • kron (Matlab function) — Kronecker tensor product
  • L
    • length (Matlab function) — Length of vector
    • linspace (Matlab function) — Linearly spaced vector
    • load (Matlab function) — Load workspace variables from disk
    • log (Matlab function) — Natural logarithm
    • log10 (Matlab function) — Common (base 10) logarithm
    • log2 (Matlab function) — Base 2 logarithm and dissect floating point number
    • logical (Matlab function) — Convert numeric values to logical
    • lookfor (Matlab function) — Search for specified keyword in all help entries
    • lower (Matlab function) — Convert string to lower case
    • lu (Matlab function) — LU matrix factorization
  • M
    • max (Matlab function) — Maximum
    • min (Matlab function) — Minimum
    • mkdir (Matlab function) — Make new folder
    • mod (Matlab function) — Modulus after division
    • more (Matlab function) — Display Command Window output one screenful at a time
  • N
    • nargin (Matlab function) — Number of function input arguments
    • nargout (Matlab function) — Number of function output arguments
    • ndims (Matlab function) — Number of array dimensions
    • norm (Matlab function) — Vector and matrix norms
    • nthroot (Matlab function) — Real nth root of real numbers
    • null (Matlab function) — Null space of a matrix
    • num2str (Matlab function) — Number to string conversion
  • O
    • ones (Matlab function) — Create an array of all ones
    • otherwise (Matlab function) — Default part of switch/select statement
    • pause (Matlab function) — Halt execution temporarily
  • Operators
    • + (Matlab operator) — Plus
    • & (Matlab operator) — Logical AND
    • : (Matlab operator) — Colon
    • .\ (Matlab operator) — Elementwise left division
    • .* (Matlab operator) — Elementwise multiplication
    • .^ (Matlab operator) — Elementwise exponent
    • ./ (Matlab operator) — Elementwise right division
    • .' (Matlab operator) — Elementwise transpose
    • == (Matlab operator) — Equal to
    • > (Matlab operator) — Greater than
    • >= (Matlab operator) — Greater or equal to
    • \ (Matlab operator) — Left division
    • < (Matlab operator) — Smaller than
    • <= (Matlab operator) — Smaller or equal to
    • * (Matlab operator) — Multiplication
    • ~ (Matlab operator) — Negation
    • ~= (Matlab operator) — Not equal to
    • | (Matlab operator) — Logical OR
    • ^ (Matlab operator) — Exponent
    • / (Matlab operator) — Right division
    • - (Matlab operator) — Minus
    • ' (Matlab operator) — Transpose
  • P
    • perms (Matlab function) — Array of all permutations of vector components
    • permute (Matlab function) — Permute the dimensions of an array
    • pie (Matlab function) — circular graphic
    • plot (Matlab function) — Linear 2-D plot
    • pow2 (Matlab function) — Base 2 power and scale floating-point numbers
    • primes (Matlab function) — Returns the primes numbers included between 1 and given number
    • prod (Matlab function) — Product of array elements
  • Q
    • qr (Matlab function) — Orthogonal-triangular decomposition
    • quit (Matlab function) — Terminate session
  • R
    • rand (Matlab function) — Uniformly distributed random numbers and arrays
    • randn (Matlab function) — Normally distributed random numbers and arrays
    • randperm (Matlab function) — Uniformly distributed random numbers and arrays
    • rcond (Matlab function) — Matrix reciprocal condition number estimate
    • real (Matlab function) — Real part of a complex number
    • realmax (Matlab function) — Largest positive floating-point number
    • realmin (Matlab function) — Smallest positive floating-point number
    • rem (Matlab function) — Remainder after division
    • repmat (Matlab function) — Replicate and tile an array
    • reshape (Matlab function) — Reshape array
    • return (Matlab function) — Return to the invoking function
    • round (Matlab function) — Round to nearest integer
  • S
    • save (Matlab function) — Save workspace variables from disk
    • schur (Matlab function) — Schur decomposition
    • setstr (Matlab function) — Set string flag
    • sign (Matlab function) — Signum function
    • sin (Matlab function) — Sine
    • sinh (Matlab function) — Hyperbolic sine
    • size (Matlab function) — Array dimension
    • sort (Matlab function) — Sort elements in ascending order
    • sparse (Matlab function) — Create sparse matrix
    • sqrt (Matlab function) — Square root
    • strcmp (Matlab function) — Compare strings
    • strcmpi (Matlab function) — Compare strings ignoring case
    • strfind (Matlab function) — Find one string within another
    • strrep (Matlab function) — String search and replace
    • struct (Matlab function) — Create struct array
    • sum (Matlab function) — Sum of array elements
    • surf (Matlab function) — 3-D surface plot
    • svd (Matlab function) — Singular value decomposition
    • switch (Matlab function) — Switch among several cases based on expression
  • T
    • tan (Matlab function) — Tangent
    • tanh (Matlab function) — Hyperbolic tangent
    • tic (Matlab function) — Starts a stopwatch timer
    • title (Matlab function) — Display a title on a graphic window
    • toc (Matlab function) — Read the stopwatch timer
    • toeplitz (Matlab function) — Toeplitz matrix
    • tril (Matlab function) — Lower triangular part of a matrix
    • triu (Matlab function) — Upper triangular part of a matrix
    • true (Matlab function) — True array
    • type (Matlab function) — List file
  • U
    • uigetdir (Matlab function) — Standard dialog box for selecting a directory
    • uint16 (Matlab function) — Convert to 16-bit unsigned integer
    • uint32 (Matlab function) — Convert to 32-bit unsigned integer
    • uint8 (Matlab function) — Convert to 8-bit unsigned integer
    • unix (Matlab function) — Execute a UNIX command and return result
    • upper (Matlab function) — Convert string to upper case
  • V
    • varargin (Matlab function) — Pass variable numbers of arguments
    • varargout (Matlab function) — Return variable numbers of arguments
    • vertcat (Matlab function) — Vertical concatenation
  • Variables
    • ans (Matlab variable) — The most recent answer
    • end (Matlab variable) — Last index
    • eps (Matlab variable) — Floating-point relative accuracy
    • i (Matlab variable) — Imaginary unit
    • j (Matlab variable) — Imaginary unit
    • pi (Matlab variable) — Ratio of a circle's circumference to its diameter
  • W
    • waitforbuttonpress (Matlab function) — Wait for key or mouse button press
    • warning (Matlab function) — Display warning messages
    • while (Matlab function) — Repeat statements an indefinite number of times
    • who (Matlab function) — List variables in the workspace
    • whos (Matlab function) — List variables in the workspace
    • winqueryreg (Matlab function) — Get item from Microsoft Windows registry
  • X
    • xlabel (Matlab function) — Display a string along the x axis
  • Y
    • ylabel (Matlab function) — Display a string along the y axis
  • Z
    • zeros (Matlab function) — Create an array of all zeros
    • zlabel (Matlab function) — Display a string along the z axis
• About M2SCI tools — Generally speaking about tools to convert Matlab files to Scilab
• Contents — Create a tree containing contents inference data
• Cste — Create a tree representing a constant
• Equal — Create a tree representing an instruction
• Funcall — Create a tree representing a function call
• Infer — Create a tree containing inference data
• Matlab-Scilab_character_strings — Generally speaking about...
• Operation — Create a tree representing an operation
• Type — Create a tree containing type inference data
• Variable — Create a tree representing a variable
• get_contents_infer — Search for information in a "M2SCi tlist" contents
• m2scideclare — Giving tips to help M2SCI...
• matfile2sci — converts a Matlab 5 MAT-file into a Scilab binary file
• mfile2sci — Matlab M-file to Scilab conversion function
• sci_files — How to write conversion functions
• translatepaths — convert a set of Matlab M-files directories to Scilab

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