Sat, 17 Jan 2009 08:29:54 +0100 code cleanup
haftmann [Sat, 17 Jan 2009 08:29:54 +0100] rev 29526
code cleanup
Sat, 17 Jan 2009 08:29:40 +0100 explicit equation morphism
haftmann [Sat, 17 Jan 2009 08:29:40 +0100] rev 29525
explicit equation morphism
Sat, 17 Jan 2009 08:29:19 +0100 close derivation of classrels
haftmann [Sat, 17 Jan 2009 08:29:19 +0100] rev 29524
close derivation of classrels
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