6.3w+
社区成员
#include <math.h>
double log(
double x
);
float log(
float x
); // C++ only
long double log(
long double x
); // C++ only
float logf(
float x
);
double log10(
double x
);
float log10(
float x
); // C++ only
long double log10(
long double x
); // C++ only
float log10f (
float x
);