Leonardo de Moura
1d87016f03
refactor(library): move some theorems to init
2015-04-07 07:46:11 -07:00
Leonardo de Moura
2bc13f6bfd
feat(library/tactic/exact): enforce goal type during elaboration when executing 'exact' tactic
...
Remark: this was the behavior of the 'sexact' tactic.
This commit also adds the 'rexact' (relaxed exact) tactic which does not
enforce the goal type.
closes #495
2015-04-06 13:23:38 -07:00
Leonardo de Moura
754276a660
feat(frontends/lean): round parenthesis for [tactic1 | tactic2]
...
This commit also replaces the notation for divides
`(` a `|` b `)`
with
a `∣` b
The character `∣` is entered by typing \|
closes #516
2015-04-06 09:24:09 -07:00
Leonardo de Moura
3b959c9e6c
refactor(library/data): move perm to list folder
2015-04-05 12:01:32 -07:00
Jeremy Avigad
c563548980
feat(library/data/set/basic.lean): add definitions and simplify proofs
2015-04-05 12:36:54 -04:00
Jeremy Avigad
e76e445ece
feat(library/logic/connectives.lean): add calculation rules for true and false, and move exists unique to quantifiers
2015-04-05 12:15:21 -04:00
Jeremy Avigad
c6c50a61b3
refactor(library/data/set/basic.lean): take advantage of extensionality in sets
2015-04-05 10:12:27 -04:00
Jeremy Avigad
74ff43a543
refactor(library/init/{funext,quot}.lean): adjust comments and headers
2015-04-05 10:11:53 -04:00
Jeremy Avigad
6596217a84
refactor(library/data/set): expand set.lean to set directory
2015-04-05 09:27:15 -04:00
Leonardo de Moura
4ec0e1b07c
feat(frontends/lean): improve calc mode
...
Now, it automatically supports transitivity of the form
(R a b) -> (b = c) -> R a c
(a = b) -> (R b c) -> R a c
closes #507
2015-04-04 08:58:35 -07:00
Leonardo de Moura
f1b7021ed0
feat(library/data/list/basic): add more theorems for disjoint predicate
2015-04-03 22:55:16 -07:00
Leonardo de Moura
23a1f5fa4b
feat(library/data/list/basic): define nodup and disjoint
2015-04-03 15:44:07 -07:00
Leonardo de Moura
3b0f666646
feat(library/algebra/function): define injective
2015-04-03 15:43:44 -07:00
Leonardo de Moura
01f5dd9fa8
feat(library/data/list): add "erase" function lemmas
2015-04-03 13:18:48 -07:00
Leonardo de Moura
fc0ed5e46c
feat(library/data/list/basic): define erase and prove basic theorems
2015-04-02 23:58:47 -07:00
Leonardo de Moura
44ba0e10c0
feat(library/init/logic): add rewrite rules for decidable
2015-04-02 23:31:40 -07:00
Leonardo de Moura
9f3ba66295
feat(library/data/perm): add more theorems
2015-04-02 20:00:46 -07:00
Leonardo de Moura
e47c8c2d9e
feat(library/data/list/basic): add quasiequality predicate l₁≈a|l₂, l₁ is equal to l₂ with 'a' inserted somewhere
2015-04-02 20:00:46 -07:00
Leonardo de Moura
5a394ac7ea
feat(library/data/perm): add more theorems
2015-04-02 09:21:20 -07:00
Leonardo de Moura
92d6e93971
feat(library/data/perm): cleanup and add calculational proof support to perm
2015-04-02 08:50:05 -07:00
Leonardo de Moura
54136c1ec0
feat(library/data/perm): add list permutation module
2015-04-01 23:00:02 -07:00
Leonardo de Moura
dbe54c4fb5
feat(library/data): define unordered pairs using quotients
2015-04-01 17:30:49 -07:00
Leonardo de Moura
3951b50282
feat(library/data/prod): define swap
2015-04-01 17:30:37 -07:00
Leonardo de Moura
7b64a47221
refactor(library/init): add auxiliary function mk_equivalence
2015-04-01 17:30:20 -07:00
Leonardo de Moura
4fcb560ea7
feat(library/init/funext): add subsingleton_pi instance using funext
2015-04-01 13:05:05 -07:00
Leonardo de Moura
ced742083a
feat(library/init/quot): add helper function quot.rec_on_subsingleton₂
2015-04-01 13:04:41 -07:00
Leonardo de Moura
ed1acd9fb0
feat(library/init): move propext to init/quot, add Jeremy's funext theorem
2015-04-01 12:36:33 -07:00
Leonardo de Moura
0da4f191fc
feat(library/init/quot): add rec_on for subsingleton types
2015-04-01 11:57:39 -07:00
Leonardo de Moura
ce5e83eb3e
refactor(library/init): move subsingleton to init folder
2015-04-01 11:57:29 -07:00
Leonardo de Moura
b960e123b1
feat(kernel): add experimental support for quotient types
2015-03-31 22:04:16 -07:00
Leonardo de Moura
a52cb009dc
refactor(library): reorganize init folder and add setoid
2015-03-31 19:56:05 -07:00
Leonardo de Moura
6e6cc749a8
feat(library/logic/axioms): break prop_complete into propext and em
...
The user may want to use propext without assuming em.
2015-03-31 18:51:43 -07:00
Leonardo de Moura
e35de54cee
feat(library/data/list/basic): add aux theorems
2015-03-31 18:38:05 -07:00
Leonardo de Moura
4c0ce9a619
feat(library/data/list/basic): missing theorems
2015-03-30 19:11:45 -07:00
Leonardo de Moura
87f6fc6b6a
feat(library/algebra/ring): remove sorrys
2015-03-30 11:55:48 -07:00
Leonardo de Moura
56af7ba535
feat(library/algebra/ordered_ring): remove sorry
2015-03-30 11:01:26 -07:00
Leonardo de Moura
3d4a02089a
feat(library/logic/examples/propositional): add different encoding
2015-03-30 07:13:19 -07:00
Leonardo de Moura
9d34431bb6
feat(library/logic/examples/propositional/soundness): cleanup precedence levels
2015-03-30 05:42:47 -07:00
Leonardo de Moura
5ef88bfbc8
feat(library/logic/examples/propositional): add example based on Floris Coq files formalizing propositional Calculus
2015-03-30 05:12:29 -07:00
Leonardo de Moura
299cbe4b25
feat(library/data/bool): add auxiliary theorems for bool
2015-03-30 04:55:28 -07:00
Leonardo de Moura
42fe87d7cc
feat(library/data/list/basic): add sublist predicate
2015-03-30 03:20:42 -07:00
Leonardo de Moura
66bb22f268
feat(library/data/list/basic): cleanup
2015-03-30 02:14:33 -07:00
Leonardo de Moura
ec1a60b02c
feat(library/init/logic): add helper function for proving decidable equality
2015-03-30 02:14:26 -07:00
Leonardo de Moura
5b9d52c0dd
refactor(library/data/int/order): cleanup
2015-03-28 12:58:40 -07:00
Leonardo de Moura
75621df52b
feat(frontends/lean): uniform notation for lists in tactics
...
closes #504
2015-03-27 17:54:48 -07:00
Rob Lewis
abcc56a2a7
feat(library/algebra):refactor field and ordered_field more appropriately
2015-03-27 11:54:11 -07:00
Rob Lewis
b79f600fbc
style(library/algebra/ordered_field):fix indentation, shorten calc statements
2015-03-27 11:52:30 -07:00
Rob Lewis
94b9aaea45
feat(library/algebra/ordered_field): prove more theorems
2015-03-27 11:52:30 -07:00
Rob Lewis
a1028922bd
feat(library/algebra/ordered_field): complete proofs of many theorems. Define discrete linear ordered field
2015-03-27 11:52:30 -07:00
Rob Lewis
4099de7754
feat(library/algebra/field): redefine field so that 1/0=0. Many theorems lose hypotheses in discrete setting.
2015-03-27 11:52:29 -07:00
Rob Lewis
365f1ebcb6
feat(library/algebra/ordered_field): prove more theorems for ordered field
2015-03-27 11:45:57 -07:00
Rob Lewis
11f82eacfb
feat(library/algebra/ordered_field.lean): add ordered fields
2015-03-27 11:45:57 -07:00
Jeremy Avigad
e019ab5500
fix(library/init/logic.lean): rename inhabited_imp_nonempty
2015-03-25 18:29:06 -07:00
Jeremy Avigad
8e007b3441
feat(library/logic/axioms/hilbert.lean): add 'some' operator
2015-03-25 18:29:06 -07:00
Jeremy Avigad
765f6f21f8
fix(library/algebra/ring.lean): allow degenerate semirings and rings, but not degenerate ordered_semirings and ordered_rings. Closes #478 .
2015-03-25 18:29:06 -07:00
Leonardo de Moura
b9e3c474c9
feat(library/tactic): add all_goals tactic
...
closes #501
2015-03-25 17:42:34 -07:00
Leonardo de Moura
74b28f6ad9
feat(library,hott): new notation for typeof
2015-03-24 18:35:21 -07:00
Leonardo de Moura
9b577a7b3e
feat(frontends/lean): add 'migrate' command
2015-03-14 21:48:00 -07:00
Leonardo de Moura
ba913876e0
feat(library/data/list/basic): enforce name conventions, add foldl_eq_foldr theorem
2015-03-14 13:06:09 -07:00
Leonardo de Moura
bed0d6df6b
fix(frontends/lean/elaborator): inaccessible over coercion
2015-03-13 23:04:45 -07:00
Leonardo de Moura
27e58dc534
refactor(library/data): cleanup vector and list modules
2015-03-13 22:25:21 -07:00
Jeremy Avigad
ec05e83a2a
feat(library/data/int/div.lean): add theorems about div
2015-03-12 20:54:49 -07:00
Leonardo de Moura
14aeac180a
refactor(library/algebra/category/constructions): more rewrite tactic tests
2015-03-12 20:27:11 -07:00
Leonardo de Moura
d7c6028a3e
refactor(hott,library): use/test the rewrite tactic in more places
...
The performance also improved.
2015-03-12 17:25:31 -07:00
Leonardo de Moura
167675a397
feat(library/data/vector): add nth and decidable_eq
2015-03-09 08:41:36 -07:00
Leonardo de Moura
a628836f28
feat(library/data/vector): add theorems
2015-03-08 22:51:11 -07:00
Leonardo de Moura
f6cd604a44
chore(library/data/bool): enforce naming conventions
2015-03-06 19:20:48 -08:00
Leonardo de Moura
4fdac068b0
chore(library/data/vector): cleanup vector proofs
2015-03-06 17:37:03 -08:00
Leonardo de Moura
1490bdad49
feat(frontends/lean): add version of 'exact' tactic (sexact) that enforces goal type during term elaboration
2015-03-06 17:34:45 -08:00
Leonardo de Moura
78d8e79000
fix(library/data/num): naming convention
2015-03-05 23:48:08 -08:00
Leonardo de Moura
fa201bce9b
feat(library/algebra/group): cleanup some proofs
2015-03-05 18:46:07 -08:00
Leonardo de Moura
368f9d347e
refactor(frontends/lean): approach used to parse tactics
...
The previous approach was too fragile
TODO: we should add separate parsing tables for tactics
2015-03-05 18:11:21 -08:00
Leonardo de Moura
57ec52b6f1
refactor(library/data/fin): cleanup pattern matching equations
2015-03-05 14:42:42 -08:00
Leonardo de Moura
e4060a5614
feat(frontends/lean): do not force user to type the function name in the left-hand-side of recursive equations
2015-03-05 12:08:36 -08:00
Leonardo de Moura
53df3d86ee
feat(library/data/list/basic): use 'show' instead of 'change' tactic
2015-03-04 20:40:06 -08:00
Leonardo de Moura
b8afba47ad
feat(library/data/list/basic): add some map, foldl, foldl, zip and unzip
2015-03-04 20:30:19 -08:00
Leonardo de Moura
c78734874d
feat(library/data/list/basic): list A has decidable equality if A has
2015-03-04 18:48:13 -08:00
Jeremy Avigad
c09f1c4eaf
feat(*.md): create markdown files for HoTT library, update ones in standard library
2015-03-04 18:33:18 -08:00
Leonardo de Moura
cc2d988aea
feat(library/data/num): prove many theorems for pos_num.lt and pos_num.le
2015-03-04 18:30:31 -08:00
Leonardo de Moura
f60fc5183a
feat(library/data/bool): add auxiliary theorems
2015-03-04 18:30:31 -08:00
Floris van Doorn
5b922aad5c
feat(init): add 'do' tactic
2015-03-04 00:17:41 -05:00
Leonardo de Moura
6ad469e717
fix(library/algebra/order): duplicate argument
2015-03-03 17:04:26 -08:00
Leonardo de Moura
e2bef88a33
fix(library/algebra/order): duplicate arguments
...
There is a 'include s' in the section
2015-03-03 16:52:12 -08:00
Leonardo de Moura
efd096e85c
feat(library/init/num): define sub and le for binary numerals
2015-03-03 15:55:16 -08:00
Leonardo de Moura
b254c78c44
refactor(library/algebra): move bundled structures to separate module
...
Motivation: performance.
After this commit, the bundled instances do not participate in the
class/instance resolution if we do not import algebra.bundled.
2015-03-02 18:45:08 -08:00
Leonardo de Moura
02d3f7c37c
refactor(library/data/list): use 'change' tactic
2015-03-01 14:27:22 -08:00
Leonardo de Moura
df13588b93
chore(library/data): remove unnecessary parentheses
2015-03-01 14:18:36 -08:00
Leonardo de Moura
ca57b43698
feat(library/tactic): add 'change' tactic
2015-03-01 14:15:39 -08:00
Leonardo de Moura
a1066ebdf4
feat(library/algebra/ordered_group): improve performance using rewrite tactic
2015-03-01 11:38:27 -08:00
Leonardo de Moura
18ab9ce4e1
feat(library/algebra/ordered_ring): improve performance using rewrite tactic
2015-03-01 10:10:44 -08:00
Leonardo de Moura
9c0375b6e2
feat(library/init/logic): add transitivity theorems for = + <->
2015-03-01 10:09:46 -08:00
Leonardo de Moura
e8ef1f97b6
feat(library/data/set): use Prop instead of bool when defining set
2015-03-01 08:23:39 -08:00
Leonardo de Moura
25df44ea43
refactor(library/algebra/category/morphism): restore previous (and more readable) proofs
2015-03-01 06:54:52 -08:00
Rob Lewis
10f1232296
feat(library/algebra/field): fix broken theorems
2015-02-28 08:49:28 -08:00
Rob Lewis
8ef2849b67
feat(library/algebra/fields): prove more theorems about division rings
2015-02-28 08:49:28 -08:00
Jeremy Avigad
a8cf58d97c
feat(library/algebra/field): define discrete field
2015-02-28 08:49:28 -08:00
Rob Lewis
eef2e99a1c
feat(library/algebra/field): add theorems about division rings
2015-02-28 08:49:05 -08:00
Rob Lewis
b8f0341119
feat(library/algebra): add field.lean
2015-02-28 08:48:48 -08:00
Floris van Doorn
23a248ab28
style(hott): let inverse notation have higher binding power than application
2015-02-28 01:16:23 -05:00
Floris van Doorn
9201bd7ca6
feat (hott/init): move nat.of_num to init.num and make it reducible outside namespace nat
...
This is so that init.trunc can already use nat.of_num.
Also make nat.of_num reducible in the standard library
Also make gt and ge abbreviations
2015-02-26 12:28:57 -05:00