abs 
absolute value, magnitude
Syntax
t=abs(x)
Arguments
- x
real or complex vector or matrix
- t
real vector or matrix
Description
abs(x) is the absolute value of the elements of
x. When x is complex,
abs(x) is the complex modulus (magnitude) of the
elements of x.
Examples
abs([1,%i,-1,-%i,1+%i])
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