Leonardo de Moura
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e8affed020
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refactor(library): test new tactics in the standard library
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2015-05-01 18:18:29 -07:00 |
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Leonardo de Moura
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de369a0a0a
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feat(library/tactic/injection_tactic): improve 'injection' tactic
see issue #500
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2015-05-01 15:49:56 -07:00 |
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Leonardo de Moura
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9ba8b284a1
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fix(library/tactic/apply_tactic): add eapply, and fix issue #361
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2015-05-01 15:08:00 -07:00 |
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Leonardo de Moura
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e948dd239c
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feat(library/data/list/perm): use new 'injection' tactic
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2015-05-01 13:08:36 -07:00 |
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Leonardo de Moura
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63eb155c7e
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feat(library/tactic): add 'injection' tactic
see issue #500
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2015-05-01 12:45:21 -07:00 |
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Leonardo de Moura
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1e18a76bdb
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chore(library/init/nat): replace 'no_confusion' with 'by contradiction'
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2015-04-30 21:26:52 -07:00 |
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Leonardo de Moura
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2d9c950144
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feat(library/tactic/constructor_tactic): allow 'constructor' tactic without index
see issue #500
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2015-04-30 21:15:07 -07:00 |
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Leonardo de Moura
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d152f38518
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feat(library/tactic): add 'constructor', 'split', 'left', 'right' and 'existsi' tactics
see issue #500
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2015-04-30 17:52:29 -07:00 |
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Leonardo de Moura
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1c6067bac2
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feat(library/tactic): add 'exfalso' tactic
see issue #500
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2015-04-30 15:43:07 -07:00 |
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Leonardo de Moura
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59b11c815c
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refactor(library/data/list/perm): remove unnessary lambda abstractions
The contradiction tactic takes care of it.
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2015-04-30 14:02:19 -07:00 |
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Leonardo de Moura
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9760968b45
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refactor(library,hott): use/test new 'contradiction' tactic in the standard and hott libraries
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2015-04-30 13:56:12 -07:00 |
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Leonardo de Moura
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9c8a63caec
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feat(library/tactic): add 'contradiction' tactic
see issue #500
Remark: this tactic also applies no_confusion to take care of a contradiction
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2015-04-30 13:47:40 -07:00 |
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Leonardo de Moura
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3233008039
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feat(library/tactic): allow user to name generalized term in the 'generalize' tactic
closes #421
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2015-04-30 11:57:40 -07:00 |
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Leonardo de Moura
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3912bc24c8
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feat(frontends/lean): nicer syntax for 'intros' 'reverts' and 'clears'
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2015-04-30 11:00:39 -07:00 |
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Leonardo de Moura
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f60dc8ae8f
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refactor(library/init/nat): cleanup
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2015-04-30 10:10:13 -07:00 |
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Leonardo de Moura
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018f768555
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chore(library): remove some unnecessary parentheses
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2015-04-29 14:39:59 -07:00 |
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Leonardo de Moura
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d2c7b5c319
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feat(library/tactic): add 'let' tactic
closes #555
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2015-04-28 17:24:43 -07:00 |
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Leonardo de Moura
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a23118d357
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feat(frontends/lean): add tactic_notation command
This addresses the first part of issue #461
We still need support for tactic definitions
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2015-04-27 17:46:13 -07:00 |
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Leonardo de Moura
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ca8943f45b
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feat(library,hott): remove rapply tactic
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2015-04-27 15:06:16 -07:00 |
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Leonardo de Moura
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17c07cdb02
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feat(library/data/rat/order): define abs and sign for rat before migrate
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2015-04-27 12:59:02 -07:00 |
|
Jeremy Avigad
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7a1064b7e8
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refactor(library/algebra/order.lean): rename a field in an order structure
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2015-04-27 12:03:41 -07:00 |
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Jeremy Avigad
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d8e40d90d6
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feat(library/data/rat/order.lean): make rat a linear ordered field
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2015-04-27 12:03:41 -07:00 |
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Leonardo de Moura
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76c773ad3d
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feat(library/data/examples/depchoice): add dependent choice example
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2015-04-26 12:56:23 -07:00 |
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Leonardo de Moura
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072bf0b3b4
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refactor(library): make sure "choose" compute inside the kernel
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2015-04-25 23:10:48 -07:00 |
|
Leonardo de Moura
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d455bb4c5b
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feat(library/data/fintype): add decidable_exists_finite
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2015-04-25 21:38:03 -07:00 |
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Leonardo de Moura
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6bb6644c25
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feat(library/data/squash): define squash type using quotients
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2015-04-24 18:11:25 -07:00 |
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Leonardo de Moura
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9d01868361
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feat(frontends/lean): use rewrite tactic to implement unfold (it has a unfold step)
closes #502
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2015-04-24 17:23:12 -07:00 |
|
Leonardo de Moura
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1149ead14c
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chore(library/logic/examples/colog88): remove unnecessary annotation
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2015-04-24 12:45:06 -07:00 |
|
Leonardo de Moura
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a5306e70eb
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feat(library/logic/examples/negative): add example showing that allowing negative inductive datatypes would lead to inconsistency
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2015-04-24 09:33:09 -07:00 |
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Leonardo de Moura
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15c331591e
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feat(library/logic/examples/colog88): add example from COLOG-88 paper
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2015-04-24 09:33:09 -07:00 |
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Leonardo de Moura
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2613e7c444
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fix(frontends/lean): bug when handling identifiers in tactics
This bug was reported by Jeremy in the Lean Google group:
https://groups.google.com/forum/?utm_medium=email&utm_source=footer#!msg/lean-discuss/ZKJ8WPPEVJA/n05x6rPRzvMJ
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2015-04-22 16:03:22 -07:00 |
|
Floris van Doorn
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9d805437f0
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fix(reserved_notation): lower binding power of 'iff'
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2015-04-22 13:06:11 -07:00 |
|
Leonardo de Moura
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670eac9d50
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refactor(library): avoid 'context' command in the standard library
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2015-04-21 19:13:19 -07:00 |
|
Leonardo de Moura
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bf8a7eb9b4
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fix(library/scoped_ext): bug in local metadata in sections
The problem is described in issue #554
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2015-04-21 18:56:28 -07:00 |
|
Leonardo de Moura
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6f6d106a10
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feat(library/tactic): add "check_expr" tactic
closes #486
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2015-04-19 19:00:05 -07:00 |
|
Leonardo de Moura
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306087b5d3
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refactor(library/data): rename 'countable' to 'encodable', define countable in the usual way, and prove all 'encodable' type is 'countable'
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2015-04-19 14:20:47 -07:00 |
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Jeremy Avigad
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f4398115b4
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feat(library/data/rat/basic.lean): begin theory of rationals, show rat is a field
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2015-04-18 11:39:52 -07:00 |
|
Jeremy Avigad
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6359132b67
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refactor(library/algebra/field.lean): rename has_decidable_eq and declare instance
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2015-04-18 11:39:52 -07:00 |
|
Jeremy Avigad
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dfaeb475cc
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feat(library/init/reserved_notation.lean): add equiv relation symbol
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2015-04-18 11:39:52 -07:00 |
|
Jeremy Avigad
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5eb7fef564
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feat(library/algebra/order.lean, data/int/{basic,order}.lean): add theorem, correct gt_trans
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2015-04-18 11:39:52 -07:00 |
|
Jeremy Avigad
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53919699bc
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refactor(library/logic/axioms/prop_decidable.lean): simplify proof of prop_decidable (using arbitrary instead of epsilon)
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2015-04-18 11:39:52 -07:00 |
|
Leonardo de Moura
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cc63a40a01
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feat(library): enforce name conventions on old nat declarations
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2015-04-18 10:50:30 -07:00 |
|
Leonardo de Moura
|
10954a073c
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feat(library/logic/examples): add new example from Martín Escardó paper
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2015-04-17 15:22:52 -07:00 |
|
Leonardo de Moura
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9cb759e0a9
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feat(library/logic/axioms/examples/leftinv_of_inj): add classical example
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2015-04-16 22:39:51 -07:00 |
|
Leonardo de Moura
|
3b84a63874
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fix(library/algebra/function): terminology
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2015-04-16 20:52:18 -07:00 |
|
Leonardo de Moura
|
2e675c1bdd
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feat(library/data/examples/notcountable): add example showing that nat -> nat is not countable
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2015-04-16 14:54:34 -07:00 |
|
Leonardo de Moura
|
df8ebeeefc
|
feat(library/logic/axioms/examples/diaconescu): remove redundant hypothesis
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2015-04-16 14:04:09 -07:00 |
|
Leonardo de Moura
|
7529ee0a5c
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feat(library/data/countable): prove axiom of choice and skolem theorem for countable types and decidable relations
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2015-04-16 12:36:27 -07:00 |
|
Leonardo de Moura
|
0dd7667836
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feat(library/data/countable): choice function for countable types
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2015-04-16 12:29:06 -07:00 |
|
Leonardo de Moura
|
7a4f43d6ab
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feat(library/data/nat/choose): choice function for natural numbers
|
2015-04-16 11:33:26 -07:00 |
|