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See the recommended documentation of this function

Aide Scilab >> Fonctions Elémentaires > sign

sign

fonction signe

Description

X=sign(A) renvoie la matrice contenant les signes de termes A(i,j). Pour les matrices complexes, sign(A) = A./abs(A).

Exemples

sign(rand(2,3))
sign(1+%i)

Voir aussi

  • abs — valeur absolue ou module
<< | Fonctions Elémentaires signm >>

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Last updated:
Thu May 12 11:44:50 CEST 2011