Sun, 18 Sep 2011 16:12:43 -0700 huffman merged
Thu, 15 Sep 2011 10:12:36 -0700 huffman numeral_simprocs.ML: use HOL_basic_ss instead of HOL_ss for internal normalization proofs of cancel_factor simprocs, to avoid splitting if-then-else
Sun, 18 Sep 2011 21:41:36 +0200 wenzelm removed obsolete patches for PG 4.1;
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