NAME    [Toc]    [Back]

       copysign - copy sign of a number

SYNOPSIS    [Toc]    [Back]

       #include <math.h>

       double copysign(double x, double y);

DESCRIPTION    [Toc]    [Back]

       The copysign() function returns a value whose absolute value matches x,
       but whose sign matches that of y.

CONFORMING TO    [Toc]    [Back]

       BSD 4.3



GNU				  1993-06-06			   COPYSIGN(3)