| author | huffman |
| Tue, 02 Mar 2010 09:54:50 -0800 | |
| changeset 35512 | d1ef88d7de5a |
| parent 32843 | c8f5a7c8353f |
| permissions | -rw-r--r-- |
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32843
c8f5a7c8353f
moved cache_conv to src/Pure/conv.ML, use Thm.cterm_cache;
wenzelm
parents:
32821
diff
changeset
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(* Title: Tools/more_conv.ML |
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c8f5a7c8353f
moved cache_conv to src/Pure/conv.ML, use Thm.cterm_cache;
wenzelm
parents:
32821
diff
changeset
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Author: Sascha Boehme, TU Muenchen |
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Further conversions and conversionals. |
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*) |
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signature MORE_CONV = |
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sig |
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val rewrs_conv: thm list -> conv |
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val sub_conv: (Proof.context -> conv) -> Proof.context -> conv |
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val bottom_conv: (Proof.context -> conv) -> Proof.context -> conv |
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val top_conv: (Proof.context -> conv) -> Proof.context -> conv |
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val top_sweep_conv: (Proof.context -> conv) -> Proof.context -> conv |
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val binder_conv: (Proof.context -> conv) -> Proof.context -> conv |
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end |
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structure More_Conv : MORE_CONV = |
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struct |
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fun rewrs_conv eqs = Conv.first_conv (map Conv.rewr_conv eqs) |
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fun sub_conv conv ctxt = |
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Conv.comb_conv (conv ctxt) else_conv |
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Conv.abs_conv (fn (_, cx) => conv cx) ctxt else_conv |
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Conv.all_conv |
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fun bottom_conv conv ctxt ct = |
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(sub_conv (bottom_conv conv) ctxt then_conv conv ctxt) ct |
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fun top_conv conv ctxt ct = |
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(conv ctxt then_conv sub_conv (top_conv conv) ctxt) ct |
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fun top_sweep_conv conv ctxt ct = |
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(conv ctxt else_conv sub_conv (top_sweep_conv conv) ctxt) ct |
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fun binder_conv cv ctxt = |
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Conv.arg_conv (Conv.abs_conv (fn (_, cx) => cv cx) ctxt) |
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end |