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Please note that the recommended version of Scilab is 6.0.1. This page might be outdated.
See the recommended documentation of this function

Scilab help >> Elementary Functions > Log - exp - power > sqrtm

sqrtm

matrix square root

Calling Sequence

y = sqrtm(x)

Arguments

x

a real or complex square matrix.

Description

y = sqrtm(x) is the matrix square root of the x matrix (x=y^2). Result may not be accurate if x is not symmetric.

Examples

x=[0 1;2 4]
w=sqrtm(x); 
norm(w*w-x)
x(1,2)=%i;
w=sqrtm(x);norm(w*w-x,1)

See Also

  • expm — square matrix exponential
  • sqroot — W*W' hermitian factorization
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Last updated:
Mon Oct 01 17:34:41 CEST 2012