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109 commits

Author SHA1 Message Date
Leonardo de Moura
c303bf6916 refactor: add helper methods for simp 2022-01-07 13:51:45 -08:00
Leonardo de Moura
bef161caf7 feat: add better support for discharging equation theorem hypotheses 2022-01-06 14:42:23 -08:00
Leonardo de Moura
90b179bea9 fix: add equation theorems even if definition supports smart unfolding 
See new test.
 2022-01-06 13:53:03 -08:00
Leonardo de Moura
60934bf1d5 feat: add support for removing [simp] attribute from definitions with equational theorems 2022-01-05 16:57:59 -08:00
Leonardo de Moura
c2e52bd577 feat: use getEqnsFor? when applying [simp] at definitions 2022-01-05 15:59:39 -08:00
Leonardo de Moura
030e932db8 feat: use getEqnsFor? at simp 2022-01-05 11:28:24 -08:00
Mario Carneiro
7956a9bb15
chore: typos 2021-12-23 10:14:39 +01:00
Leonardo de Moura
c954fc9ec7 fix: bug at simpLoop 2021-12-18 06:48:08 -08:00
Leonardo de Moura
81f7335269 fix: ensure motive is type correct at simpProj 2021-12-15 17:07:31 -08:00
Leonardo de Moura
0a81093db5 fix: bug at simpProj 
This bug was reported at https://github.com/dwrensha/lean4-maze/issues/1
 2021-12-15 17:07:00 -08:00
Leonardo de Moura
96e0e1db98 fix: nontermination at simp [OfNat.ofNat] 
closes #788
 2021-12-10 12:29:33 -08:00
Leonardo de Moura
7b6732a137 refactor: ExprDefEq.lean and LevelDefEq.lean are now implementation only files 
We use the export/extern idiom to define `isLevelDefEqAux`, and then
define the `isDefEq` user facing functions at `Meta/Basic.lean`.
 2021-12-06 09:57:00 -08:00
Leonardo de Moura
88b6ad4756 feat: add etaStruct to Meta.Simp.Config 2021-11-25 11:31:00 -08:00
Gabriel Ebner
f55649f81b fix: prefer simp lemmas with *higher* priority 2021-11-22 11:52:45 -08:00
Leonardo de Moura
2a7b33089a fix: transparency settings at simp TC check 
fixes #790
 2021-11-15 18:09:31 -08:00
Leonardo de Moura
83cf5b20a1 fix: simpLet 
Given `let x := v; b`, `simpLet` was using an incorrect local context to simplify `v`.
 2021-10-22 16:29:00 -07:00
Leonardo de Moura
6b2303b243 fix: bug at tryLemmaCore when numExtraArgs > 1 
Fixes bug reported at
https://leanprover.zulipchat.com/#narrow/stream/270676-lean4/topic/Simp.20bug.20-.20produces.60application.20type.20mismatch.60/near/257711901
 2021-10-18 13:59:19 -07:00
Leonardo de Moura
3fed9c9df7 feat: reject partial when if constant is not a function 
fixes #697
 2021-09-28 21:07:14 -07:00
Leonardo de Moura
f1be1d5bba feat: add simpProj 
Simplifier for kernel projections.
 2021-09-27 19:06:10 -07:00
Leonardo de Moura
42eba87325 feat: add simpMatchTarget 2021-09-17 14:20:28 -07:00
Leonardo de Moura
54d0fc043e feat: preserve Expr.mdata at simp 2021-09-11 04:49:36 -07:00
Leonardo de Moura
e667385cf5 feat: simpLet when zeta reduction is disabled 2021-09-10 19:34:38 -07:00
Leonardo de Moura
19a710ffc9 feat: add getMatchWithExtra and improve tryLemma at simp 2021-09-09 19:28:09 -07:00
Leonardo de Moura
09eecc5c08 fix: simp was not applying rewrites to the function application prefixes 2021-09-09 17:07:14 -07:00
Leonardo de Moura
9b0dfc4b90 feat: convert "orphan" kernel nat literals n into ofNat n 2021-09-08 14:58:13 -07:00
Leonardo de Moura
445cc3085f refactor: avoid Name, MVarId, and FVarId confusion 2021-09-07 19:06:50 -07:00
Leonardo de Moura
7a69c6483d feat: add congr conv tactic 2021-09-01 18:32:21 -07:00
Leonardo de Moura
5f762171cc feat: add support for split at 2021-08-31 19:35:07 -07:00
Leonardo de Moura
6d4422e5ac refactor: add Simp.tryLemma? 2021-08-31 12:32:34 -07:00
Leonardo de Moura
ce47000e33 fix: missing whnf at tryLemma? 2021-08-30 08:33:58 -07:00
Leonardo de Moura
e04976614f feat: check if metavar is not assigned at simp tactics 
and make sure `simpLocalDecl` does not change the goal if it didn't simplify
 2021-08-17 21:32:32 -07:00
Leonardo de Moura
4cfbe6030f feat: add simpLocalDecl 2021-08-17 21:32:32 -07:00
Leonardo de Moura
60ff468a8b feat: add simpGoal helper method 
chore: rename `simpGoal?`
 2021-08-17 21:32:32 -07:00
Leonardo de Moura
5a76f70bc8 feat: add optional argument discharge? to simp basic methods 2021-08-17 21:32:32 -07:00
Leonardo de Moura
f59b9813fb feat: add environment extension for caching Simp.Context for splitIf 2021-08-16 13:05:01 -07:00
Leonardo de Moura
ca0c205389 feat: add registerSimpAttr 2021-08-16 09:59:58 -07:00
Leonardo de Moura
3c68703f39 feat: elaborate <- modifier at simp arguments 2021-08-15 07:07:58 -07:00
Leonardo de Moura
a821dcbff2 chore: enforce naming convention for theorems 
see issue #402

fix: `ElabTerm.lean`
 2021-08-07 12:48:38 -07:00
Wojciech Nawrocki
f51b80060d feat: generic tagged Format 2021-08-01 09:58:44 +02:00
Sebastian Ullrich
eb1e285e26 chore: style 2021-06-21 10:17:26 -07:00
Leonardo de Moura
edb203ca54 fix: fixes #481 2021-05-21 20:40:26 -07:00
Leonardo de Moura
795e3a8646 chore: use "theorem" instead of "lemma" in messages 2021-05-21 20:35:23 -07:00
Leonardo de Moura
62ee8cfcea feat: add MonadBacktrack instance for SimpM 2021-05-16 12:49:33 -07:00
Leonardo de Moura
ac90052139 feat: add option for controlling how deep we go when trying to discharge simp theorem hypotheses 2021-05-16 12:32:05 -07:00
Leonardo de Moura
f850820029 feat: add mkInjectiveTheorems 2021-05-13 22:09:50 -07:00
Leonardo de Moura
6dbf227cf2 fix: issues #387 part 2 
see #387
 2021-04-10 15:51:07 -07:00
Leonardo de Moura
91cb4aad2a refactor: simplify and document SimpLemma encoding 2021-04-10 15:03:04 -07:00
Leonardo de Moura
4f09390b8e feat: create SimpLemmas.Proof.abst at the simp tactic frontend 2021-04-10 14:17:43 -07:00
Leonardo de Moura
8be9a13679 feat: support for SimpLemma.Proof.abst 2021-04-10 12:46:48 -07:00
Leonardo de Moura
a1205afac2 feat: allow simp lemmas to be AbstractMvarsResult 2021-04-10 11:37:39 -07:00