Re: [isabelle-dev] Experiments in best-first-search rewriter

2014-11-03 Thread Makarius
On Sun, 2 Nov 2014, Bohua Zhan wrote: Two examples are given at the end: the first refers to the permutation example in section 6.4 of the new Isabelle Cookbook manual, rewriting: Note that the Isabelle Cookbok is not really "new". It is useful to get started in some areas of Isabelle/ML usa

Re: [isabelle-dev] Experiments in best-first-search rewriter

2014-11-02 Thread Bohua Zhan
Hi, Tobias Thanks for the reply. My main motivation here is to try to write something that more closely resembles how humans think. I understand this is very far from being able to be included in the main repository. This is just to explore different approaches. In particular I would be intereste

Re: [isabelle-dev] Experiments in best-first-search rewriter

2014-11-02 Thread Tobias Nipkow
Hi Bohua, There is an awful lot of literature on rewriting which you may want to look at. A good starting point is the practically unbeatable equational prover Waldmeister http://www.waldmeister.org/ which is also available via sledgehammer. It uses something called unfailing completion, which

[isabelle-dev] Experiments in best-first-search rewriter

2014-11-02 Thread Bohua Zhan
Hi, everyone My name is Bohua Zhan, a postdoc in mathematics at MIT. I am interested in doing some experiments in automated proof techniques in Isabelle. I have been reading the documentations and existing code for some time, but this is my first attempt at writing some code, so here it is (attach