******************************************************************************** * * * The author of this software is Randolph E. Bank. * * * * Copyright (c) 1997, 1999, 2004, 2007, 2012, 2016, 2018 by the author. * * * * This software is made available for research and instructional use only. * * You may copy and use this software without charge for these non-commercial * * purposes, provided that the copyright notice and associated text is * * reproduced on all copies. For all other uses (including distribution of * * modified versions), please contact the author. * * * * This software is being provided "as is", without any expressed or implied * * warranty. In particular, the author does not make any representation or * * warranty of any kind concerning the fitness of this software for any * * particular purpose. * * * ********************************************************************************