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LOG10(3)                   Linux Programmer's Manual                  LOG10(3)



NAME
       log10, log10f, log10l -  base-10 logarithmic function

SYNOPSIS
       #include <&lt;math.h>&gt;

       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 ALSO
       cbrt(3), clog10(3), exp10(3), sqrt(3)

COLOPHON
       This page is part of release 3.05 of the Linux  man-pages  project.   A
       description  of  the project, and information about reporting bugs, can
       be found at http://www.kernel.org/doc/man-pages/.



                                  2002-07-27                          LOG10(3)