Leonardo de Moura
4f7067fe7f
fix: substEqs may close input goal
...
closes #1029
2022-02-25 08:07:23 -08:00
Leonardo de Moura
7920db9521
feat: check for invalid projections during elaboration
...
It produces a better error message than the one produced by the
kernel.
2022-02-25 07:43:37 -08:00
Leonardo de Moura
db38bc4043
fix: missing check at infer_proj
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We should not allow `h.1` if `h` is a proposition and the result is
not. The recursor for `h`'s type can only eliminate into `Prop`.
2022-02-25 07:15:34 -08:00
Leonardo de Moura
e04ad112b2
fix: store levelNames in the SavedContext
2022-02-24 17:47:26 -08:00
Leonardo de Moura
2961e9cbf0
fix: heuristic for deciding which additional propositions must be included in equality theorems
2022-02-24 17:17:07 -08:00
Leonardo de Moura
bdea43a52a
feat: while and repeat macros
2022-02-24 16:26:07 -08:00
Leonardo de Moura
05be43455a
feat: add src/Init/Data/Nat/Linear.lean
2022-02-24 13:45:17 -08:00
Leonardo de Moura
43c2169f78
fix: when performing contextual simplification, and arrow may become a dependent arrow
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fixes #1024
2022-02-23 18:43:32 -08:00
Leonardo de Moura
49c64040a2
feat: add support for HEq at injections tactic
2022-02-23 17:31:17 -08:00
Leonardo de Moura
07d1ec1926
fix: simp_all was "self-simplifying" simplified hypotheses
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fixes #1027
2022-02-23 16:48:28 -08:00
Leonardo de Moura
16b8800607
chore: fix tests
2022-02-23 16:30:27 -08:00
Leonardo de Moura
0125db40a2
fix: remove [..] annotation from if simp theorems
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fixes #1025
2022-02-23 16:28:12 -08:00
Leonardo de Moura
52b53ab7a2
fix: heuristic for generating equation theorem types
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closes #1026
2022-02-23 13:10:30 -08:00
Leonardo de Moura
1ac9c1263b
test: add helper theorems
2022-02-23 11:52:03 -08:00
Leonardo de Moura
dbe9bf61c5
fix: unfold auxiliary theorems created by decreasing_tactic
2022-02-23 09:02:23 -08:00
Leonardo de Moura
52ff840321
feat: support for HEq at injection
2022-02-22 17:24:11 -08:00
Leonardo de Moura
c9f8ec71df
fix: invalid rewrite when proving equation theorems for declaration using well-founded recursion
2022-02-22 16:38:51 -08:00
Leonardo de Moura
d36027d2fa
test: add Certificate.of_combine_isUnsat
2022-02-22 16:04:23 -08:00
Leonardo de Moura
77fc0d3223
test: cleanup
2022-02-22 07:23:07 -08:00
Leonardo de Moura
c932d9d33c
test: combine two inequalities
2022-02-21 15:13:37 -08:00
Leonardo de Moura
e9ee8ee86f
test: add cancelation theorems for <= and <
2022-02-21 08:49:50 -08:00
Leonardo de Moura
0986696758
test: add cancelation example
2022-02-20 17:35:33 -08:00
Leonardo de Moura
a8427702e8
test: reverse direction for cancelation procedure
2022-02-20 17:03:11 -08:00
Leonardo de Moura
4ccab41819
test: proof by reflection example
2022-02-20 10:11:40 -08:00
Leonardo de Moura
cf0f7a30c4
test: add Monomials.cancel
2022-02-19 21:29:33 -08:00
Leonardo de Moura
855b71299f
test: arith by reflection
2022-02-19 17:54:32 -08:00
Leonardo de Moura
7a81589c49
feat: improve "constant approximation" heuristic used at isDefEq
2022-02-19 08:09:31 -08:00
Leonardo de Moura
e61d0be561
feat: isolate fixed prefix at well-founded recursion
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closes #1017
2022-02-18 10:40:32 -08:00
Leonardo de Moura
70312191f7
feat: make sure packDomain and packMutual ignore the fixed arguments
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TODO: adapt `elabWFRel`, `mkFix`, and etc.
This is needed for #1017
2022-02-17 17:43:06 -08:00
Leonardo de Moura
9ee529e5ce
fix: use PSum instead of Sum when using well-founded recursion
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See new test for example that did not work with `Sum` because type
alpha was `Sort u`.
2022-02-17 16:14:34 -08:00
Leonardo de Moura
dedb6ee01b
fix: skip value if type is computationally irrelevant
2022-02-17 10:41:16 -08:00
Xubai Wang
ca521e1188
feat: add position to mod doc
2022-02-16 13:50:19 -08:00
Leonardo de Moura
373a64ee09
test: for isNoncomputable
2022-02-16 13:37:49 -08:00
Leonardo de Moura
ad5099ec3c
fix: mkLetRecClosureFor for nested let-recs
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closes #1020
2022-02-16 12:44:02 -08:00
Leonardo de Moura
3f4d8f370a
fix: backtrack InfoTree when backtracking at the discriminant refinement method
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This commit addresses issue described at https://github.com/leanprover/lean4/issues/1018#issuecomment-1040597212
closes #1018
2022-02-15 16:01:09 -08:00
Leonardo de Moura
fd9165415e
feat: try to preserve variable names during discriminant refinement
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This fixes second issue at #1018
2022-02-15 15:54:03 -08:00
Leonardo de Moura
56cdacfc28
feat: allow synthetic holes to be used as patterns
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They are useful for getting meaningful pattern variable names when the hole
is not an inaccessible pattern. See new test.
We are going to use this feature to address issue 2 at #1018 .
2022-02-15 15:34:14 -08:00
Leonardo de Moura
df584567f5
feat: (generalizing := true) is the default behavior for match-expressions
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closes #1018
2022-02-15 11:12:04 -08:00
Leonardo de Moura
d1e5e4166a
feat: use sorry instead of trying to synthesize Inhabited at error recovery
2022-02-15 09:15:18 -08:00
Leonardo de Moura
f75fdcb19b
feat: when Lean cannot prove termination, then report error and add definition as partial, and if it fails add as axiom
2022-02-15 07:44:27 -08:00
Leonardo de Moura
66e0b72c6f
test: notation for providing names to equality proofs in match expressions is not whitespace sensitivity anymore
2022-02-14 15:51:23 -08:00
Leonardo de Moura
764a1d9f51
chore: fix tests
2022-02-14 15:47:12 -08:00
Leonardo de Moura
93b5b74b36
feat: modify notation for providing motive in "match" expressions
2022-02-14 15:36:14 -08:00
Leonardo de Moura
07043e73b0
chore: fix tests
2022-02-14 12:06:03 -08:00
Leonardo de Moura
aa63fda835
fix: mark auxiliary noConfusion declarations for enumeration types as [reducible]
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closes #1016
2022-02-14 12:03:49 -08:00
Leonardo de Moura
82bce7ebec
fix: declare local instaces occurring in patterns
2022-02-12 12:01:08 -08:00
Leonardo de Moura
999e80745e
test: add test for already fixed issue reported on Zulip
2022-02-12 07:53:31 -08:00
Leonardo de Moura
ab41dd0d83
test: add test for issue #1013
2022-02-11 09:28:46 -08:00
Leonardo de Moura
123e0f42e9
feat: support partial and over applications at WF/PackDomain.lean
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closes #1013
2022-02-11 09:28:17 -08:00
Sebastian Ullrich
80e2e1daa8
test: mutual block not needed
2022-02-11 16:22:13 +01:00
