logf - Man Page

natural logarithm function

Prolog

This manual page is part of the POSIX Programmer's Manual. The Linux implementation of this interface may differ (consult the corresponding Linux manual page for details of Linux behavior), or the interface may not be implemented on Linux.

Synopsis

#include <math.h>

float logf(float x);
long double logl(long double x);

Description

Refer to log().

Info

2013 IEEE/The Open Group POSIX Programmer's Manual