COPYSIGN
Section: Linux Programmer's Manual (3)
Updated: June 6, 1993
NAME
copysign - copy sign of a number
SYNOPSIS
#include <math.h>
double copysign(double x, double y);
DESCRIPTION
The copysign() function returns a value whose absolute value matches
x, but whose sign matches that of y.
CONFORMING TO
BSD 4.3