/********************************************************************** * Copyright (c) Digital Equipment Corporation 1984, 1985, 1986. * * All Rights Reserved. * * Reference "/usr/src/COPYRIGHT" for applicable restrictions. * **********************************************************************/ /* * SCCSID: @(#)r_tanh.c 3.0 4/22/86 */ double r_tanh(x) float *x; { double tanh(); return( tanh(*x) ); }