Sat, 16 May 2009 11:28:23 +0200 nipkow merged
Sat, 16 May 2009 11:28:02 +0200 nipkow "{x. P x & x=t & Q x}" is now rewritten to "if P t & Q t then {t} else {}"
Fri, 15 May 2009 15:13:09 -0700 huffman merged
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