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Manuel Scilab >> Fonctions Elémentaires > log2

log2

logarithme en base 2

Séquence d'appel

y=log2(x)

Paramètres

x

vecteur ou matrice (réelle ou complexe)

Description

log2(x) calcule le logarithme en base 2 élément par élément : y(i,j)=log2(x(i,j)).

Exemples

2.^(log2([1,%i,-1,-%i]))
<< log10 Fonctions Elémentaires logm >>

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Last updated:
Wed Jan 26 16:24:04 CET 2011