1 #ifndef STAN_MATH_PRIM_SCAL_FUN_LOG2_HPP 2 #define STAN_MATH_PRIM_SCAL_FUN_LOG2_HPP 20 inline double log2(
double u) {
32 inline double log2(
int u) {
33 return log2(static_cast<double>(u));
const double LOG_2
The natural logarithm of 2, .
fvar< T > log(const fvar< T > &x)
fvar< T > log2(const fvar< T > &x)
Return the base two logarithm of the specified argument.