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

26.14 scahac - Complex Archavercosine hac-1(x)

#include <msca.h> 
 
double complex scahac (double complex x); 
float complex  scahacf(float complex x);

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