/* ENC.H - Interface to encoding procedures. *//* Copyright (c) 2000 by Radford M. Neal  * * Permission is granted for anyone to copy, use, or modify this program  * for purposes of research or education, provided this copyright notice  * is retained, and note is made of any changes that have been made.  * * This program is distributed without any warranty, express or implied. * As this program was written for research purposes only, it has not been * tested to the degree that would be advisable in any important application. * All use of this program is entirely at the user's own risk. */void sparse_encode (char *, char *);void dense_encode  (char *, char *, mod2dense *, mod2dense *);void mixed_encode  (char *, char *, mod2dense *, mod2dense *);