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Scilab help >> Elementary Functions > sign

sign

sign function

Description

X=sign(A) returns the matrix made of the signs of A(i,j).For complex A, sign(A) = A./abs(A). function.

Examples

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

See Also

  • abs — absolute value, magnitude
<< pertrans Elementary Functions signm >>

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Last updated:
Wed Oct 05 12:09:40 CEST 2011