log10 functions
[Syntax]
double log10(double x)
float log10f(float x)
long double log10l(long double x) [V2.01.00 or later]
[Description]
These functions calculate the common logarithm of x with 10 as the base.
[Special case]
Condition
Return value
Exception
x<0
NaN
EDOM
x==0
-∞
ERANGE