Wed, 23 Jun 2010 14:36:23 +0200 blanchet have "metis" method and "metis_tac" fall back on "metisFT" upon failure, following a suggestion by Larry
Wed, 23 Jun 2010 12:43:09 +0200 blanchet fix bug with "skolem_id" + sort facts for increased readability
Wed, 23 Jun 2010 11:36:03 +0200 blanchet if SPASS fails at finding a proof with the SOS option turned on, turn it off and try again
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