opendarwin man page for cabs

CABS(3) 						   BSD Library Functions Manual 						   CABS(3)

NAME
     cabs -- complex absolute value function

SYNOPSIS
     #include <math.h>
     struct {double x, y;} z;

     double
     cabs(z);

DESCRIPTION
     The cabs() function computes the complex absolute value (also called norm, modulus, or magnitude) of z, without undue underflow or overflow.
     It is specified by cabs(x+iy) = hypot(x, y)

SEE ALSO
     hypot(3), math(3), sqrt(3), cabsf

STANDARDS
     The cabs() function conforms to ISO/IEC 9899:1999(E).

4th Berkeley Distribution					 January 28, 2003					 4th Berkeley Distribution