SilverScreen Solid Modeler

log10

log10

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log10

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StandardCLibrary

 

double log10( double x )

 

double x;     /* a double value */

 

 

 




Synopsis

#include "math.h"

 

The log10 function calculates the base 10 logarithm of x , for x greater than 0.

 

 

Parameters

x is a double greater than 0.

 

 

Return Value

log10 returns the computed value if x is greater than 0. Otherwise, if x is negative log10 sets errno (the system error variable) to EDOM , or if x is 0, log10 sets errno to ERANGE . log10 returns a value equal to the negative of HUGE_VAL (approximately -1.79769e+308) in both error cases.

 

 

See Also

log , pow