Fri, 16 Dec 2016 19:50:46 +0100 wenzelm merged
Fri, 16 Dec 2016 19:07:16 +0100 wenzelm consolidate nested thms with persistent result, for improved performance;
Fri, 16 Dec 2016 14:06:31 +0100 wenzelm tuned signature -- more abstract type thm_node;
Thu, 15 Dec 2016 22:22:45 +0100 wenzelm tuned signature;
Thu, 15 Dec 2016 21:16:10 +0100 wenzelm tuned;
Thu, 15 Dec 2016 15:08:18 +0100 wenzelm back to full Proofterm.join_bodies, which was lost in 2011 (4e2abb045eac, cc53ce50f738);
Wed, 14 Dec 2016 18:37:54 +0100 wenzelm simplified options;
Wed, 14 Dec 2016 18:22:18 +0100 wenzelm more careful derivation_closed / close_derivation;
Wed, 14 Dec 2016 16:59:41 +0100 wenzelm always close derivation, for significantly improved performance without parallel proofs;
Wed, 14 Dec 2016 15:48:18 +0100 wenzelm tuned whitespace;
Wed, 14 Dec 2016 11:53:45 +0100 wenzelm removed of_string_limited;
Wed, 14 Dec 2016 11:26:23 +0100 wenzelm tuned;
Wed, 14 Dec 2016 10:40:25 +0100 wenzelm tuned;
Wed, 14 Dec 2016 10:29:47 +0100 wenzelm tuned;
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