CLOG2(3) Linux Programmer s Manual CLOG2(3)

NAME clog2, clog2f, clog2l - base-2 logarithm of a complex number

SYNOPSIS #include <complex.h>

double complex clog2(double complex z); float complex clog2f(float complex z); long double complex clog2l(long double complex z);

DESCRIPTION The call clog2(z) is equivalent to clog(z)/log(2).

The other functions perform the same task for float and long double.

Note that z close to zero will cause an overflow.

CONFORMING TO These function names are reserved for future use in C99.

AVAILABILITY Not yet in glibc, as at version 2.8.

SEE ALSO cabs(3), cexp(3), clog(3), clog10(3), complex(7)

COLOPHON This page is part of release 3.22 of the Linux man-pages project. A description of the project, and information about reporting bugs, can be found at

2008-08-07 CLOG2(3)