Wed, 10 Nov 2010 08:18:32 -0800 huffman add class liftdomain, for bifinite domains where DEFL('a u) = u_defl('a)
Wed, 10 Nov 2010 06:02:37 -0800 huffman instance prod :: (predomain, predomain) predomain
Tue, 09 Nov 2010 19:37:11 -0800 huffman adapt isodefl proof script to unpointed types
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