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

17.2 sagd - Inverse Gudermannian function gd-1(x)

#include <msca.h> 
 
double sagd (double x); 
float  sagdf(float x);

Given a value x this function computes the inverse Gudermannian function, gd-1(x)  .