clog2

Section: C Library Functions (3)
Updated: 2022-12-04
Index Return to Main Contents
 

NAME

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

LIBRARY

Math library (libm, -lm)  

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.  

STANDARDS

These function names are reserved for future use in C99.

Not yet in glibc, as at glibc 2.19.  

SEE ALSO

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


 

Index

NAME
LIBRARY
SYNOPSIS
DESCRIPTION
STANDARDS
SEE ALSO

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