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signm

matrix signum function

Syntax

X=signm(A)

Arguments

А

real or complex matrix

X

real or complex matrix

Description

For square and Hermitian matrices X=signm(A) is matrix signum function.

Examples

A=rand(4,4);
B=A+A';
X=signm(B);
spec(B),spec(X)

See also

  • csgn — returns the sign of a vector of real of complex values
  • sign — signum function
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Last updated:
Mon Jun 17 17:49:16 CEST 2024