Sat, 31 Oct 2015 14:16:29 +0100 wenzelm global start time as reference point;
Fri, 30 Oct 2015 17:14:30 +0100 wenzelm tuned signature -- clarified modules;
Fri, 30 Oct 2015 16:31:37 +0100 wenzelm obsolete (see 9c6346319eee, 7924d61b50cf);
Fri, 30 Oct 2015 20:01:05 +0100 nipkow added splay trees
Thu, 29 Oct 2015 15:40:52 +0100 eberlm added many small lemmas about setsum/setprod/powr/...
Tue, 27 Oct 2015 23:18:32 +0100 wenzelm no icons here -- not a standalone window;
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