Wed, 12 Dec 2012 15:38:47 +0100 blanchet further fix related to bd9a0028b063 -- that change was per se right, but it exposed a bug in the pattern for "all"
Wed, 12 Dec 2012 15:25:17 +0100 blanchet better tautology check -- don't reject "prod_cases3" for example
Wed, 12 Dec 2012 13:42:14 +0100 blanchet tuned debugging file names
Wed, 12 Dec 2012 17:44:10 +0100 wenzelm more systematic identifier variants to facilitate experimentation;
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