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C COMPILER LIBRARY FUNCTIONS->Detailed Descriptions->log10() log10l()

Summary

#include "math.h"
    

double log10(double x)	Calculate logarithm to base 10 to double precision
long double log10l(long double x)	Calculate logarithm to base 10 to long double precision

Parameter
    

x	Floating point value

Description

These functions calculate the logarithm to base 10 of x.  The result is undefined if x is less than zero.



Return

These functions return the logarithm to base 10 of the parameter passed.