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clog2

(3)

base-2 logarithm of a complex number

Library functionsmanpages-dev 6.9.1-1also documents clog2f, clog2l
#include <complex.h> double complex clog2(double complex z); float complex clog2f(float complex z); long double complex clog2l(long double complex z);

LIBRARY

Math library (libm, -lm)

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.

STANDARDS

None.

HISTORY

These function names are reserved for future use in C99.

Not yet in glibc, as at glibc 2.19.

See also