/*
* Copyright (c) 1980 Regents of the University of California.
* All rights reserved. The Berkeley software License Agreement
* specifies the terms and conditions for redistribution.
*
* @(#)d_tanh.c 5.1 6/7/85
*/
double d_tanh(x)
double *x;
{
double tanh();
return( tanh(*x) );
}