// ----------------------------------------------------------------------------
// $Id$
// ----------------------------------------------------------------------------
// Public Domain C Library - http://pdclib.sourceforge.net
// This code is Public Domain. Use, modify, and redistribute at will.
// ----------------------------------------------------------------------------

// ----------------------------------------------------------------------------
// C++

float atanh( float x ) { /* TODO */ };
long double atanh( long double x ) { /* TODO */ };

// ----------------------------------------------------------------------------
// Standard C

double atanh( double x ) { /* TODO */ };
float atanhf( float x ) { /* TODO */ };
long double atanhl( long double x ) { /* TODO */ };