Leonardo de Moura
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2bb33c55fe
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feat(builtin/kernel): add more theorems useful for simplification
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
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2014-01-24 18:52:50 -08:00 |
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Leonardo de Moura
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33193e1ab3
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feat(library/simplifier): improve contextual simplifications
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
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2014-01-23 12:54:29 -08:00 |
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Leonardo de Moura
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66553268d0
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feat(builtin/kernel): add skolem_th, we need it to justify skolemization preprocessing step
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
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2014-01-22 09:41:07 -08:00 |
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Leonardo de Moura
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d9b5ebc738
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refactor(builtin/kernel): cleanup Hilbert operator definition
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
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2014-01-22 09:18:40 -08:00 |
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Leonardo de Moura
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94a3136904
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feat(builtin/kernel): add Hilbert's operator, and derive axiom of choice using it
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
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2014-01-22 08:21:11 -08:00 |
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Leonardo de Moura
|
69d7ee316f
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feat(library/simplifier): improve simplification by evaluation
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
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2014-01-19 23:26:34 -08:00 |
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Leonardo de Moura
|
6db10c577b
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feat(builtin/kernel): add proof irrelevance axiom
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
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2014-01-19 12:20:09 -08:00 |
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Leonardo de Moura
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475df3d94e
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chore(builtin/kernel): add theorem for rewriter/simplifier
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
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2014-01-19 10:34:18 -08:00 |
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Leonardo de Moura
|
5bee259a00
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refactor(kernel): remove unnecessary universe
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
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2014-01-16 18:06:25 -08:00 |
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Leonardo de Moura
|
a43020b31b
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refactor(kernel): remove heterogeneous equality
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
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2014-01-16 17:39:12 -08:00 |
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Leonardo de Moura
|
1da4294793
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refactor(builtin): more theorems, fix iff notation
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
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2014-01-16 09:26:50 -08:00 |
|
Leonardo de Moura
|
4dc98bc73b
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refactor(builtin/kernel): use iff instead of = for Booleans
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
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2014-01-16 02:05:09 -08:00 |
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Leonardo de Moura
|
8c2f78a756
|
feat(builtin): minimize use of heterogenous equality in the kernel, add simpler version of congruence theorems for non-dependent types
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
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2014-01-15 16:34:23 -08:00 |
|
Leonardo de Moura
|
3daac17ea8
|
feat(library/simplifier): convert disequalities (a ≠ b) into equations '(a = b) = false'
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
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2014-01-15 15:30:16 -08:00 |
|
Leonardo de Moura
|
f8eaae7218
|
feat(builtin/kernel): add new useful theorems for the simplifier
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
|
2014-01-13 18:21:22 -08:00 |
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Leonardo de Moura
|
781720a26a
|
feat(builtin/kernel): add left_comm theorem
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
|
2014-01-11 18:08:08 -08:00 |
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Leonardo de Moura
|
a1a467a65f
|
refactor(builtin): move congruence theorems to kernel/if_then_else modules
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
|
2014-01-11 13:48:28 -08:00 |
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Leonardo de Moura
|
53537d0684
|
feat(builtin/kernel): 'implication' simplification theorems
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
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2014-01-11 13:35:20 -08:00 |
|
Leonardo de Moura
|
50f281b430
|
feat(builtin/kernel): add eqf_intro and eqf_elim theorems
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
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2014-01-11 11:13:54 -08:00 |
|
Leonardo de Moura
|
d4a7d796a5
|
feat(builtin): prove strong induction theorem, add < theorems
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
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2014-01-10 18:46:33 -08:00 |
|
Leonardo de Moura
|
411f14415d
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feat(builtin): automatically generate Lean/C++ interface for builtin theories
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
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2014-01-09 18:09:53 -08:00 |
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