Re: [isabelle-dev] SELECT_GOAL

2013-06-27 Thread Makarius
On Thu, 27 Jun 2013, Makarius wrote: This is a continuation of the following threads from some weeks ago: [isabelle-dev] auto raises a TYPE exception Here is the updated example from that thread for Isabelle/a3b175675843: consts P :: 'a set = bool lemma P_Int [intro]: P A == P B == P (A

Re: [isabelle-dev] SELECT_GOAL

2013-06-27 Thread Makarius
On Thu, 27 Jun 2013, Makarius wrote: This is a continuation of the following threads from some weeks ago: [isabelle] SELECT_GOAL and schematic variables In Isabelle/a3b175675843 the examples from that thread now work without surprises (even after shifting indexes erratically): inductive

Re: [isabelle-dev] SELECT_GOAL

2013-06-27 Thread Lawrence Paulson
For sure, nested function variables like P (B x) are much too risky to use with automation. It's essential, at the very least, to ensure that P is some definite abstraction. Larry On 27 Jun 2013, at 12:00, Makarius makar...@sketis.net wrote: On Thu, 27 Jun 2013, Makarius wrote: This is a