EXP(3) Linux Programmer's Manual EXP(3)NAME
log10, log10f, log10l - base-10 logarithmic function
SYNOPSIS
#include <math.h>
double log10(double x);
float log10f(float x);
long double log10l(long double x);
Link with -lm.
DESCRIPTION
The log10() function returns the base 10 logarithm of x.
ERRORS
The log10() function can return the following errors:
EDOM The argument x is negative.
ERANGE The argument x is zero. The log of zero is not defined.
CONFORMING TO
SVr4, 4.3BSD, C89. The float and long double variants are C99 require‐
ments.
SEE ALSOcbrt(3), clog10(3), sqrt(3)
2002-07-27 EXP(3)