atanhf
Description:
Returns the inverse hyperbolic tangent of x.
Note: 
      
        
    
    Remember to link the math library: valac -X -lm ... 
If the absolute value of x is greater than 1.0, GLib.Math.atanhf returns not-a-number (
      float.NAN) and GLib.errno is 
      set EDOM.
Parameters:
| x | 
           A numeric value which is between -1.0 and 1.0.  | 
      
Namespace: GLib.Math
  
  Package: glib-2.0