CVSROOT: /cvs/ppl Module name: ppl Changes by: ericci at cs.unipr.it 2001-10-16 16:40:47 Modified files: src : GenSys.defs.hh Log message: Added two examples that show that at least a vertex is necessary in a set of generators. Patches: http://www.cs.unipr.it/cgi-bin/cvsweb.cgi/ppl/src/GenSys.defs.hh.diff?cvsroot=ppl&r1=1.7&r2=1.8