Introducing Radical.sh

Forget Code launches a powerful code generator for building API's

atanh - Returns hyperbolic tangent for the value in C



  #include <math.h>
  #include <stdio.h>

  int main(void)
  {
    printf("%f.\n",  atanh(-0.9));
    return 0;
  }


Output:
-1.472219.