CVSROOT: /cvs/ppl Module name: ppl Changes by: hill@cs.unipr.it 2007-10-16 12:51:36 Modified files: src : Direct_Product.inlines.hh Log message: Implementation of constraints(), minimized_constraints(), congruences() and minimized_congruences() improved. Patches: http://www.cs.unipr.it/cgi-bin/cvsweb.cgi/ppl/src/Direct_Product.inlines.hh....