|| Linux Programmer's Manual
NAME cabs, cabsf, cabsl - absolute value of a complex number
double cabs(double complex
float cabsf(float complex
long double cabsl(long double complex
cabs() function returns the absolute value of the complex number
z. The result is a real number.
VERSIONS These functions first appeared in glibc in version 2.1.
CONFORMING TO C99.
NOTES The function is actually an alias for
hypot(a, b) (or, equivalently,
sqrt(a*a + b*b)).
COLOPHON This page is part of release 3.53 of the Linux
man-pages project. A description of the project, and information about reporting bugs, can be found at http://www.kernel.org/doc/man-pages/.