absq ( x -- y )
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Vocabulary
math.functions

Inputs

x

a number

Outputs

y	a non-negative real number

Word description
Computes the squared absolute value of a number. For complex numbers this is marginally more efficient than abs.

Definition

IN: math.functions

GENERIC: absq ( x -- y ) foldable flushable

Methods

USING: kernel math math.functions ;

M: complex absq >rect [ sq ] bi@ + ; inline


USING: math math.functions ;

M: real absq sq ; inline