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(* Title: HOL/Tools/Meson/meson_tactic.ML
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Author: Jia Meng, Cambridge University Computer Laboratory and NICTA
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Author: Jasmin Blanchette, TU Muenchen
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The "meson" proof method for HOL.
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*)
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signature MESON_TACTIC =
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sig
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val meson_general_tac : Proof.context -> thm list -> int -> tactic
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val setup: theory -> theory
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end;
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structure Meson_Tactic : MESON_TACTIC =
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struct
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open Meson_Clausify
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fun meson_general_tac ctxt ths =
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let val ctxt = Classical.put_claset HOL_cs ctxt in
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Meson.meson_tac ctxt (maps (snd o cnf_axiom ctxt false 0) ths)
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end
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val setup =
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Method.setup @{binding meson} (Attrib.thms >> (fn ths => fn ctxt =>
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SIMPLE_METHOD' (CHANGED_PROP o meson_general_tac ctxt ths)))
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"MESON resolution proof procedure"
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end;
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