 /*
  * Khoros: $Id: fact.c,v 1.2 1992/03/20 23:42:36 dkhoros Exp $
  */

#if !defined(lint) && !defined(SABER)
static char rcsid[] = "Khoros: $Id: fact.c,v 1.2 1992/03/20 23:42:36 dkhoros Exp $";
#endif

 /*
  * $Log: fact.c,v $
 * Revision 1.2  1992/03/20  23:42:36  dkhoros
 * VirtualPatch5
 *
  */ 

/*
 *----------------------------------------------------------------------
 *
 * Copyright 1990, University of New Mexico.  All rights reserved.
 * 
 * Permission to copy and modify this software and its documen-
 * tation only for internal use in your organization is hereby
 * granted, provided that this notice is retained thereon and
 * on all copies.  UNM makes no representations as too the sui-
 * tability and operability of this software for any purpose.
 * It is provided "as is" without express or implied warranty.
 * 
 * UNM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FIT-
 * NESS.  IN NO EVENT SHALL UNM BE LIABLE FOR ANY SPECIAL,
 * INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY OTHER DAMAGES WHAT-
 * SOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
 * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PER-
 * FORMANCE OF THIS SOFTWARE.
 * 
 * No other rights, including for example, the right to redis-
 * tribute this software and its documentation or the right to
 * prepare derivative works, are granted unless specifically
 * provided in a separate license agreement.
 *----------------------------------------------------------------------
 */

#include "unmcopyright.h"	 /* Copyright 1990 by UNM */
#include "vmath.h"


/***********************************************************************
*
*  Routine Name: fact()
*
*          Date:
*        
*       Purpose: computes factorial of a number 
*
*         Input: 
*
*        Output: 
*
*    Written By:  
*
* Modifications:
*
***********************************************************************/

double fact( num )
double num;
{
  int i;
  double factorial;

  factorial = 1.0;
  for ( i = 1; i <= num; i++ )
  {
    factorial = factorial * (double)i;
  }
  return(factorial);
}

