#include <math.h>float logf(float num);double log(double num); long double logl(long double num);

logf( ) and logl( ) were added by C99.

The log( ) family of functions returns the natural logarithm for num. A domain error occurs if num is negative. If num is zero, a range error is possible.

Related functions are log10( ) and log2( ).

C(s)C++ Programmer's Reference
C Programming on the IBM PC (C Programmers Reference Guide Series)
ISBN: 0673462897
EAN: 2147483647
Year: 2002
Pages: 539

flylib.com © 2008-2017.
If you may any questions please contact us: flylib@qtcs.net