Math Scalar Library
Programming Reference Manual C/C++
Version 1.1 DD-00003-011

11.14 sahac - Archavercosine hac-1(x)

#include <msca.h> 
 
double sahac (double x); 
float  sahacf(float x);

Given a value x this function computes the archavercosine of x , hac-1(x)  .