blob_id
stringlengths
40
40
directory_id
stringlengths
40
40
path
stringlengths
7
139
content_id
stringlengths
40
40
detected_licenses
listlengths
0
16
license_type
stringclasses
2 values
repo_name
stringlengths
7
55
snapshot_id
stringlengths
40
40
revision_id
stringlengths
40
40
branch_name
stringclasses
6 values
visit_date
int64
1,471B
1,694B
revision_date
int64
1,378B
1,694B
committer_date
int64
1,378B
1,694B
github_id
float64
1.33M
604M
star_events_count
int64
0
43.5k
fork_events_count
int64
0
1.5k
gha_license_id
stringclasses
6 values
gha_event_created_at
int64
1,402B
1,695B
gha_created_at
int64
1,359B
1,637B
gha_language
stringclasses
19 values
src_encoding
stringclasses
2 values
language
stringclasses
1 value
is_vendor
bool
1 class
is_generated
bool
1 class
length_bytes
int64
3
6.4M
extension
stringclasses
4 values
content
stringlengths
3
6.12M
3a34f78ed6724b8d8beb17b8313c053defbca70d
cf39355caa609c0f33405126beee2739aa3cb77e
/tests/lean/combinators1.lean
5cf58034b5aa0c76dfbf05d4aad171ae8cfe38ef
[ "Apache-2.0" ]
permissive
leanprover-community/lean
12b87f69d92e614daea8bcc9d4de9a9ace089d0e
cce7990ea86a78bdb383e38ed7f9b5ba93c60ce0
refs/heads/master
1,687,508,156,644
1,684,951,104,000
1,684,951,104,000
169,960,991
457
107
Apache-2.0
1,686,744,372,000
1,549,790,268,000
C++
UTF-8
Lean
false
false
492
lean
open tactic example (p q : Prop) : p → q → (p ∧ p) ∧ q := by do intros, constructor, focus [trace "first goal" >> trace_state >> constructor >> skip, trace "--- Second goal: " >> trace_state >> assumption], trace "--- After", trace_state, solve [trace "should not work", assumption], first [trace "should not wo...
7d1c3a3511b2dd99a003f4c926bcf889841c515e
8cae430f0a71442d02dbb1cbb14073b31048e4b0
/src/topology/continuous_function/t0_sierpinski.lean
5c8bf236ec1460a511a532a314303265e42043a7
[ "Apache-2.0" ]
permissive
leanprover-community/mathlib
56a2cadd17ac88caf4ece0a775932fa26327ba0e
442a83d738cb208d3600056c489be16900ba701d
refs/heads/master
1,693,584,102,358
1,693,471,902,000
1,693,471,902,000
97,922,418
1,595
352
Apache-2.0
1,694,693,445,000
1,500,624,130,000
Lean
UTF-8
Lean
false
false
2,422
lean
/- Copyright (c) 2022 Ivan Sadofschi Costa. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Ivan Sadofschi Costa -/ import topology.order import topology.sets.opens import topology.continuous_function.basic /-! # Any T0 space embeds in a product of copies of the Sierpi...
ecba9026d21b2846e27b0ea43882c84c0a18c5a7
74addaa0e41490cbaf2abd313a764c96df57b05d
/Mathlib/analysis/complex/polynomial_auto.lean
e3290b139b96d85b09573e12c7cfac0a480ea529
[]
no_license
AurelienSaue/Mathlib4_auto
f538cfd0980f65a6361eadea39e6fc639e9dae14
590df64109b08190abe22358fabc3eae000943f2
refs/heads/master
1,683,906,849,776
1,622,564,669,000
1,622,564,669,000
371,723,747
0
0
null
null
null
null
UTF-8
Lean
false
false
865
lean
/- Copyright (c) 2019 Chris Hughes All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Chris Hughes -/ import Mathlib.PrePort import Mathlib.Lean3Lib.init.default import Mathlib.topology.algebra.polynomial import Mathlib.analysis.special_functions.pow import Mathlib.PostPor...
df0535564d1be08318aaf594d52485b1a34e41de
8cae430f0a71442d02dbb1cbb14073b31048e4b0
/src/topology/bornology/basic.lean
6d518439fe5318e034cce6d4d431a2c831ed22a1
[ "Apache-2.0" ]
permissive
leanprover-community/mathlib
56a2cadd17ac88caf4ece0a775932fa26327ba0e
442a83d738cb208d3600056c489be16900ba701d
refs/heads/master
1,693,584,102,358
1,693,471,902,000
1,693,471,902,000
97,922,418
1,595
352
Apache-2.0
1,694,693,445,000
1,500,624,130,000
Lean
UTF-8
Lean
false
false
10,204
lean
/- Copyright (c) 2022 Jireh Loreaux. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jireh Loreaux -/ import order.filter.cofinite /-! # Basic theory of bornology > THIS FILE IS SYNCHRONIZED WITH MATHLIB4. > Any changes to this file require a corresponding PR to mathl...
ba2540cb7837e258870ec898e43760cd60df1e3e
76ce87faa6bc3c2aa9af5962009e01e04f2a074a
/04_Implication/00_intro.lean
0057f157f73e4d5d80afe34375c7333d935755ee
[]
no_license
Mnormansell/Discrete-Notes
db423dd9206bbe7080aecb84b4c2d275b758af97
61f13b98be590269fc4822be7b47924a6ddc1261
refs/heads/master
1,585,412,435,424
1,540,919,483,000
1,540,919,483,000
148,684,638
0
0
null
null
null
null
UTF-8
Lean
false
false
10,570
lean
/- Given any two propositions, P and Q, we can form the proposition, P → Q. That is the syntax of an implications. If P and Q are propositions, we read P → Q as P implies Q. A proof of a proposition, P → Q, is a program that that converts any proof of P into a proof of Q. The type of such a program is P → Q. -/ ...
6e14eb40a76262ea464ee8bb8c3769f22f146c7b
dd4e652c749fea9ac77e404005cb3470e5f75469
/src/missing_mathlib/algebra/group_power.lean
7f85cbb3613536084d3e3f9e8c78f93e6eae4f4f
[]
no_license
skbaek/cvx
e32822ad5943541539966a37dee162b0a5495f55
c50c790c9116f9fac8dfe742903a62bdd7292c15
refs/heads/master
1,623,803,010,339
1,618,058,958,000
1,618,058,958,000
176,293,135
3
2
null
null
null
null
UTF-8
Lean
false
false
479
lean
import algebra.group_power universes u v variable {α : Type u} /- monoid -/ section monoid variables [monoid α] {β : Type u} [add_monoid β] lemma pow_eq_mul_pow_sub {α : Type*} [monoid α] (p : α) {m n : ℕ} (h : m ≤ n) : p ^ m * p ^ (n - m) = p ^ n := by rw [←pow_add, nat.add_sub_cancel' h] lemma pow_eq_pow_sub_mul...
ad1c3e8394b33b23712e865c8e016332f3c7054a
8cae430f0a71442d02dbb1cbb14073b31048e4b0
/src/order/countable_dense_linear_order.lean
f5deec2b668fb1a3209bfc197886098b1609c5fc
[ "Apache-2.0" ]
permissive
leanprover-community/mathlib
56a2cadd17ac88caf4ece0a775932fa26327ba0e
442a83d738cb208d3600056c489be16900ba701d
refs/heads/master
1,693,584,102,358
1,693,471,902,000
1,693,471,902,000
97,922,418
1,595
352
Apache-2.0
1,694,693,445,000
1,500,624,130,000
Lean
UTF-8
Lean
false
false
9,929
lean
/- Copyright (c) 2020 David Wärn. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: David Wärn -/ import order.ideal import data.finset.lattice /-! # The back and forth method and countable dense linear orders > THIS FILE IS SYNCHRONIZED WITH MATHLIB4. > Any changes to ...
245bc46f2a5fb132d2fcb65d1159fcb82426dc71
7cef822f3b952965621309e88eadf618da0c8ae9
/src/algebra/category/Module/basic.lean
1560683c195cb171c46f3758287936ca9de996c2
[ "Apache-2.0" ]
permissive
rmitta/mathlib
8d90aee30b4db2b013e01f62c33f297d7e64a43d
883d974b608845bad30ae19e27e33c285200bf84
refs/heads/master
1,585,776,832,544
1,576,874,096,000
1,576,874,096,000
153,663,165
0
2
Apache-2.0
1,544,806,490,000
1,539,884,365,000
Lean
UTF-8
Lean
false
false
1,705
lean
/- Copyright (c) 2019 Robert A. Spencer. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Robert A. Spencer -/ import algebra.module import algebra.punit_instances import category_theory.concrete_category import linear_algebra.basic open category_theory universe u vari...
16f3c03ce0ef15f5250d61e708809e4aa73ac282
302c785c90d40ad3d6be43d33bc6a558354cc2cf
/src/group_theory/order_of_element.lean
59774cf908312958cc5c2f1b2f91a7f47c6174cd
[ "Apache-2.0" ]
permissive
ilitzroth/mathlib
ea647e67f1fdfd19a0f7bdc5504e8acec6180011
5254ef14e3465f6504306132fe3ba9cec9ffff16
refs/heads/master
1,680,086,661,182
1,617,715,647,000
1,617,715,647,000
null
0
0
null
null
null
null
UTF-8
Lean
false
false
46,937
lean
/- Copyright (c) 2018 Johannes Hölzl. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Johannes Hölzl, Julian Kuelshammer -/ import algebra.big_operators.order import group_theory.coset import data.nat.totient import data.int.gcd import data.set.finite /-! # Order of an...
5c46cc4b5efeb17cde12176c9b7519dc6453111b
e6b8240a90527fd55d42d0ec6649253d5d0bd414
/src/tactic/localized.lean
5878b9e6865c78b9ec543215c27fe84dccdb9a2e
[ "Apache-2.0" ]
permissive
mattearnshaw/mathlib
ac90f9fb8168aa642223bea3ffd0286b0cfde44f
d8dc1445cf8a8c74f8df60b9f7a1f5cf10946666
refs/heads/master
1,606,308,351,137
1,576,594,130,000
1,576,594,130,000
228,666,195
0
0
Apache-2.0
1,576,603,094,000
1,576,603,093,000
null
UTF-8
Lean
false
false
3,431
lean
/- Copyright (c) 2019 Floris van Doorn. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Floris van Doorn -/ import tactic.core meta.rb_map /-! # Localized notation This consists of two user-commands which allow you to declare notation and commands localized to a name...
2f1eaede6a23f6fb474596b76dbdc35262c58e42
969dbdfed67fda40a6f5a2b4f8c4a3c7dc01e0fb
/src/tactic/explode_widget.lean
563f6af40e538ceb2a98c2896a1ec8dbb9cd07c6
[ "Apache-2.0" ]
permissive
SAAluthwela/mathlib
62044349d72dd63983a8500214736aa7779634d3
83a4b8b990907291421de54a78988c024dc8a552
refs/heads/master
1,679,433,873,417
1,615,998,031,000
1,615,998,031,000
null
0
0
null
null
null
null
UTF-8
Lean
false
false
10,210
lean
/- Copyright (c) 2020 Minchao Wu. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Author: Minchao Wu -/ import tactic.explode import tactic.interactive_expr /-! # `#explode_widget` command Render a widget that displays an `#explode` proof, providing more interactivity such as ...
83a17daaca34a4a71a2fd4342de41f24f60abdf2
a4673261e60b025e2c8c825dfa4ab9108246c32e
/src/Init/System/FilePath.lean
d6214a5fce01a2e60300685eb67474ad86932540
[ "Apache-2.0" ]
permissive
jcommelin/lean4
c02dec0cc32c4bccab009285475f265f17d73228
2909313475588cc20ac0436e55548a4502050d0a
refs/heads/master
1,674,129,550,893
1,606,415,348,000
1,606,415,348,000
null
0
0
null
null
null
null
UTF-8
Lean
false
false
1,764
lean
/- Copyright (c) 2019 Microsoft Corporation. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Leonardo de Moura -/ prelude import Init.System.Platform import Init.Data.String.Basic namespace System namespace FilePath open Platform /-- The character that separates direc...
ebfc5af1fe06be570d1226ad360c13682edbe595
4d2583807a5ac6caaffd3d7a5f646d61ca85d532
/src/analysis/special_functions/trigonometric/basic.lean
cbed8ed5b303c007f6f8d2bc85122173b4a27b10
[ "Apache-2.0" ]
permissive
AntoineChambert-Loir/mathlib
64aabb896129885f12296a799818061bc90da1ff
07be904260ab6e36a5769680b6012f03a4727134
refs/heads/master
1,693,187,631,771
1,636,719,886,000
1,636,719,886,000
null
0
0
null
null
null
null
UTF-8
Lean
false
false
41,933
lean
/- Copyright (c) 2018 Chris Hughes. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Chris Hughes, Abhimanyu Pallavi Sudhir, Jean Lo, Calle Sönne, Benjamin Davidson -/ import analysis.special_functions.exp import data.set.intervals.infinite /-! # Trigonometric functions...
1fae6226f40f7d19e5c5414ae5ba6bf365878535
8cae430f0a71442d02dbb1cbb14073b31048e4b0
/src/logic/small/list.lean
22c0c647cb521e249040d54eccb84d5a09ea73bb
[ "Apache-2.0" ]
permissive
leanprover-community/mathlib
56a2cadd17ac88caf4ece0a775932fa26327ba0e
442a83d738cb208d3600056c489be16900ba701d
refs/heads/master
1,693,584,102,358
1,693,471,902,000
1,693,471,902,000
97,922,418
1,595
352
Apache-2.0
1,694,693,445,000
1,500,624,130,000
Lean
UTF-8
Lean
false
false
946
lean
/- Copyright (c) 2021 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison -/ import logic.small.basic import data.vector.basic /-! # Instances for `small (list α)` and `small (vector α)`. > THIS FILE IS SYNCHRONIZED WITH MATHLIB4. > Any chan...
5c3ff48ca64b552fc8165bfd62635de990eebc4f
94e33a31faa76775069b071adea97e86e218a8ee
/src/field_theory/finite/galois_field.lean
b0ef45bbc4bb8d8c804faa442daacacc84f1165e
[ "Apache-2.0" ]
permissive
urkud/mathlib
eab80095e1b9f1513bfb7f25b4fa82fa4fd02989
6379d39e6b5b279df9715f8011369a301b634e41
refs/heads/master
1,658,425,342,662
1,658,078,703,000
1,658,078,703,000
186,910,338
0
0
Apache-2.0
1,568,512,083,000
1,557,958,709,000
Lean
UTF-8
Lean
false
false
8,526
lean
/- Copyright (c) 2021 Johan Commelin. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Aaron Anderson, Alex J. Best, Johan Commelin, Eric Rodriguez, Ruben Van de Velde -/ import algebra.char_p.algebra import field_theory.finite.basic import field_theory.galois /-! # Ga...
bb811dd8a9a75336d7013b924ad2cf00780b6651
e953c38599905267210b87fb5d82dcc3e52a4214
/library/data/pnat.lean
0276fa59411316dece4a07b50e85216cb6b717b4
[ "Apache-2.0" ]
permissive
c-cube/lean
563c1020bff98441c4f8ba60111fef6f6b46e31b
0fb52a9a139f720be418dafac35104468e293b66
refs/heads/master
1,610,753,294,113
1,440,451,356,000
1,440,499,588,000
41,748,334
0
0
null
1,441,122,656,000
1,441,122,656,000
null
UTF-8
Lean
false
false
10,338
lean
/- Copyright (c) 2015 Robert Y. Lewis. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Author: Robert Y. Lewis Basic facts about the positive natural numbers. Developed primarily for use in the construction of ℝ. For the most part, the only theorems here are those needed for t...
31c42d7d9503e0b24d57aa767483a2e77f1ac96b
5d166a16ae129621cb54ca9dde86c275d7d2b483
/library/init/meta/ref.lean
d58a8b8aa86e821e8782b75777b0ca4145df9a18
[ "Apache-2.0" ]
permissive
jcarlson23/lean
b00098763291397e0ac76b37a2dd96bc013bd247
8de88701247f54d325edd46c0eed57aeacb64baf
refs/heads/master
1,611,571,813,719
1,497,020,963,000
1,497,021,515,000
93,882,536
1
0
null
1,497,029,896,000
1,497,029,896,000
null
UTF-8
Lean
false
false
713
lean
/- Copyright (c) 2017 Microsoft Corporation. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Leonardo de Moura -/ prelude import init.meta.tactic universes u v namespace tactic meta constant ref (α : Type u) : Type u /- Create a new reference `r` with initial value `a`...
c46ac88c0f52085adf9d6cc8a6059e8505bdf077
a7eef317ddec01b9fc6cfbb876fe7ac00f205ac7
/src/linear_algebra/multilinear.lean
83b3225dd9dc5c872c51a5996bcfe73867f19696
[ "Apache-2.0" ]
permissive
kmill/mathlib
ea5a007b67ae4e9e18dd50d31d8aa60f650425ee
1a419a9fea7b959317eddd556e1bb9639f4dcc05
refs/heads/master
1,668,578,197,719
1,593,629,163,000
1,593,629,163,000
276,482,939
0
0
null
1,593,637,960,000
1,593,637,959,000
null
UTF-8
Lean
false
false
33,815
lean
/- Copyright (c) 2020 Sébastien Gouëzel. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Sébastien Gouëzel -/ import linear_algebra.basic import tactic.omega import data.fintype.card /-! # Multilinear maps We define multilinear maps as maps from `Π(i : ι), M₁ i` to `M...
c23b1a88e4c78575f1fab88dd7ffb2996a7945ad
6432ea7a083ff6ba21ea17af9ee47b9c371760f7
/src/Lean/Compiler/LCNF/ConfigOptions.lean
c478c03e78036f2e9bfca92e8531e16d605a3e88
[ "Apache-2.0", "LLVM-exception", "NCSA", "LGPL-3.0-only", "LicenseRef-scancode-inner-net-2.0", "BSD-3-Clause", "LGPL-2.0-or-later", "Spencer-94", "LGPL-2.1-or-later", "HPND", "LicenseRef-scancode-pcre", "ISC", "LGPL-2.1-only", "LicenseRef-scancode-other-permissive", "SunPro", "CMU-Mach"...
permissive
leanprover/lean4
4bdf9790294964627eb9be79f5e8f6157780b4cc
f1f9dc0f2f531af3312398999d8b8303fa5f096b
refs/heads/master
1,693,360,665,786
1,693,350,868,000
1,693,350,868,000
129,571,436
2,827
311
Apache-2.0
1,694,716,156,000
1,523,760,560,000
Lean
UTF-8
Lean
false
false
2,395
lean
/- Copyright (c) 2022 Microsoft Corporation. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Leonardo de Moura -/ import Lean.Data.Options namespace Lean.Compiler.LCNF /-- User controlled configuration options for the code generator. -/ structure ConfigOptions where ...
08aa64f226fce16c3a8829d80ede3d24b0b4a4b2
69d4931b605e11ca61881fc4f66db50a0a875e39
/src/order/liminf_limsup.lean
f2475a1418838afa3469ed9d741ea0b53a168514
[ "Apache-2.0" ]
permissive
abentkamp/mathlib
d9a75d291ec09f4637b0f30cc3880ffb07549ee5
5360e476391508e092b5a1e5210bd0ed22dc0755
refs/heads/master
1,682,382,954,948
1,622,106,077,000
1,622,106,077,000
149,285,665
0
0
null
null
null
null
UTF-8
Lean
false
false
23,266
lean
/- Copyright (c) 2018 Sébastien Gouëzel. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Sébastien Gouëzel, Johannes Hölzl, Rémy Degenne -/ import order.filter.partial import order.filter.at_top_bot /-! # liminfs and limsups of functions and filters Defines the Liminf...
acb3a10638c712cac90727337febad131f3db1c2
74addaa0e41490cbaf2abd313a764c96df57b05d
/Mathlib/topology/extend_from_subset.lean
3e024360c584ddf17c9670b9595559e830608dc0
[]
no_license
AurelienSaue/Mathlib4_auto
f538cfd0980f65a6361eadea39e6fc639e9dae14
590df64109b08190abe22358fabc3eae000943f2
refs/heads/master
1,683,906,849,776
1,622,564,669,000
1,622,564,669,000
371,723,747
0
0
null
null
null
null
UTF-8
Lean
false
false
3,370
lean
/- Copyright (c) 2020 Anatole Dedecker. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Patrick Massot, Anatole Dedecker -/ import Mathlib.PrePort import Mathlib.Lean3Lib.init.default import Mathlib.topology.separation import Mathlib.PostPort universes u_2 u_1 namesp...
e0e9e75621f6af37a9e69c8c64fb96c3db23503e
9dc8cecdf3c4634764a18254e94d43da07142918
/src/representation_theory/group_cohomology_resolution.lean
0c953185cae1c4e5df693bf8c8acd9a3efa34bec
[ "Apache-2.0" ]
permissive
jcommelin/mathlib
d8456447c36c176e14d96d9e76f39841f69d2d9b
ee8279351a2e434c2852345c51b728d22af5a156
refs/heads/master
1,664,782,136,488
1,663,638,983,000
1,663,638,983,000
132,563,656
0
0
Apache-2.0
1,663,599,929,000
1,525,760,539,000
Lean
UTF-8
Lean
false
false
10,229
lean
/- Copyright (c) 2022 Amelia Livingston. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Amelia Livingston -/ import representation_theory.Rep import representation_theory.basic /-! # The structure of the `k[G]`-module `k[Gⁿ]` This file contains facts about an importa...
614839e5dd3d64850a0932ff9b6fce5871cec69a
8e31b9e0d8cec76b5aa1e60a240bbd557d01047c
/scratch/polyhedra.lean
6793c32454ef00fba688b541bbf6ba709bf686ba
[]
no_license
ChrisHughes24/LP
7bdd62cb648461c67246457f3ddcb9518226dd49
e3ed64c2d1f642696104584e74ae7226d8e916de
refs/heads/master
1,685,642,642,858
1,578,070,602,000
1,578,070,602,000
195,268,102
4
3
null
1,569,229,518,000
1,562,255,287,000
Lean
UTF-8
Lean
false
false
2,094
lean
import .misc data.matrix .simplex tactic.fin_cases linear_algebra.matrix #eval (encodable.choose) import linear_algebra.dimension data.finsupp #print prod.map universes u v w variables {m n k : Type u} [fintype m] [fintype n] [fintype k] variables {one : Type u} [unique one] variables {R : Type*} [discrete_linear_or...
5bd71cc07491b5230430497bdebdc4e544b521dc
b9a81ebb9de684db509231c4469a7d2c88915808
/src/super/demod.lean
258ef8338fcabc51faa5a50a51e4571826eea309
[]
no_license
leanprover/super
3dd81ce8d9ac3cba20bce55e84833fadb2f5716e
47b107b4cec8f3b41d72daba9cbda2f9d54025de
refs/heads/master
1,678,482,996,979
1,676,526,367,000
1,676,526,367,000
92,215,900
12
6
null
1,513,327,539,000
1,495,570,640,000
Lean
UTF-8
Lean
false
false
2,170
lean
/- Copyright (c) 2017 Gabriel Ebner. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Gabriel Ebner -/ import .superposition open tactic monad expr namespace super meta def is_demodulator (c : clause) : bool := match c.get_lits with | [clause.literal.right eqn] := eqn....
e56e51df072d8af1bc3e05fab21338dfd8b221d9
b9a81ebb9de684db509231c4469a7d2c88915808
/test/cdcl_examples.lean
d4f46b82740c6d565eb1fa68078155eac44659fa
[]
no_license
leanprover/super
3dd81ce8d9ac3cba20bce55e84833fadb2f5716e
47b107b4cec8f3b41d72daba9cbda2f9d54025de
refs/heads/master
1,678,482,996,979
1,676,526,367,000
1,676,526,367,000
92,215,900
12
6
null
1,513,327,539,000
1,495,570,640,000
Lean
UTF-8
Lean
false
false
698
lean
import super.cdcl example {a} : a → ¬a → false := by cdcl example {a} : a ∨ ¬a := by cdcl example {a b} : a → (a → b) → b := by cdcl example {a b c} : (a → b) → (¬a → b) → (b → c) → b ∧ c := by cdcl open tactic private meta def lit_unification : tactic unit := do ls ← local_context, first $ do l ← ls, [do apply l, a...
621963a9dc80890cbe3317fbe58dfb4a53cac8fc
0d7f5899c0475f9e105a439896d9377f80c0d7c3
/src/forget.lean
61cc6c16fab419bcff0076887ba5ca90b2c83ac1
[]
no_license
adamtopaz/UnivAlg
127038f320e68cdf3efcd0c084c9af02fdb8da3d
2458d47a6e4fd0525e3a25b07cb7dd518ac173ef
refs/heads/master
1,670,320,985,286
1,597,350,882,000
1,597,350,882,000
280,585,500
4
0
null
1,597,350,883,000
1,595,048,527,000
Lean
UTF-8
Lean
false
false
758
lean
import .ualg import .lang class compat {L1 : lang} {L2 : lang} (ι : L1 →# L2) (A : Type*) [has_app L2 A] extends has_app L1 A := (compat {n} {t : L1 n} {as : ftuple A n} : applyo t as = applyo (ι t) as) namespace lang_hom def forget_along {L1 : lang} {L2 : lang} (ι : L1 →# L2) (A : Type*) [has_app L2 A] : compat ι A...
457d1ad98394e2f629e56b05c17f9477cc64390d
74addaa0e41490cbaf2abd313a764c96df57b05d
/Mathlib/computability/language.lean
77e72dfdc92255527fe412b51ba525fc142f6e28
[]
no_license
AurelienSaue/Mathlib4_auto
f538cfd0980f65a6361eadea39e6fc639e9dae14
590df64109b08190abe22358fabc3eae000943f2
refs/heads/master
1,683,906,849,776
1,622,564,669,000
1,622,564,669,000
371,723,747
0
0
null
null
null
null
UTF-8
Lean
false
false
5,323
lean
/- Copyright (c) 2020 Fox Thomson. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Fox Thomson. -/ import Mathlib.PrePort import Mathlib.Lean3Lib.init.default import Mathlib.data.finset.basic import Mathlib.PostPort universes u_1 u v namespace Mathlib /-! # Language...
c2244eaa0ca4b04f3ab38059754f3fb4b4e0734f
d406927ab5617694ec9ea7001f101b7c9e3d9702
/src/combinatorics/quiver/path.lean
bbfec5111694a0495d5901a9c5c3d1dcbc3b2d59
[ "Apache-2.0" ]
permissive
alreadydone/mathlib
dc0be621c6c8208c581f5170a8216c5ba6721927
c982179ec21091d3e102d8a5d9f5fe06c8fafb73
refs/heads/master
1,685,523,275,196
1,670,184,141,000
1,670,184,141,000
287,574,545
0
0
Apache-2.0
1,670,290,714,000
1,597,421,623,000
Lean
UTF-8
Lean
false
false
6,150
lean
/- Copyright (c) 2021 David Wärn,. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: David Wärn, Scott Morrison -/ import combinatorics.quiver.basic import logic.lemmas /-! # Paths in quivers > THIS FILE IS SYNCHRONIZED WITH MATHLIB4. > https://github.com/leanprover-com...
bbccf3a2f6fd758474042addda73672b6cb38856
432d948a4d3d242fdfb44b81c9e1b1baacd58617
/src/data/complex/module.lean
da3c22e4813d3994c8c3769519557b86f56824d8
[ "Apache-2.0" ]
permissive
JLimperg/aesop3
306cc6570c556568897ed2e508c8869667252e8a
a4a116f650cc7403428e72bd2e2c4cda300fe03f
refs/heads/master
1,682,884,916,368
1,620,320,033,000
1,620,320,033,000
null
0
0
null
null
null
null
UTF-8
Lean
false
false
7,551
lean
/- Copyright (c) 2020 Alexander Bentkamp, Sébastien Gouëzel. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Alexander Bentkamp, Sébastien Gouëzel -/ import data.complex.basic import algebra.algebra.ordered import data.matrix.notation import field_theory.tower import li...
1ee9b5aed62fcd55dbe0118c4b0c9a0a8fcfa010
63abd62053d479eae5abf4951554e1064a4c45b4
/src/order/galois_connection.lean
9d950a5b4583640c4550287ccaf5a5f8db63b102
[ "Apache-2.0" ]
permissive
Lix0120/mathlib
0020745240315ed0e517cbf32e738d8f9811dd80
e14c37827456fc6707f31b4d1d16f1f3a3205e91
refs/heads/master
1,673,102,855,024
1,604,151,044,000
1,604,151,044,000
308,930,245
0
0
Apache-2.0
1,604,164,710,000
1,604,163,547,000
null
UTF-8
Lean
false
false
25,293
lean
/- Copyright (c) 2017 Johannes Hölzl. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Author: Johannes Hölzl -/ import order.complete_lattice import order.rel_iso /-! # Galois connections, insertions and coinsertions Galois connections are order theoretic adjoints, i.e. a pair ...
09baf24eb8e439d53ab9948e7d7a51a683f90b43
5ae26df177f810c5006841e9c73dc56e01b978d7
/src/order/liminf_limsup.lean
fe9695149baaab7cef336f62c8c17a10f6ee7345
[ "Apache-2.0" ]
permissive
ChrisHughes24/mathlib
98322577c460bc6b1fe5c21f42ce33ad1c3e5558
a2a867e827c2a6702beb9efc2b9282bd801d5f9a
refs/heads/master
1,583,848,251,477
1,565,164,247,000
1,565,164,247,000
129,409,993
0
1
Apache-2.0
1,565,164,817,000
1,523,628,059,000
Lean
UTF-8
Lean
false
false
16,581
lean
/- Copyright (c) 2018 Sébastien Gouëzel. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Sébastien Gouëzel, Johannes Hölzl Defines the Liminf/Limsup of a function taking values in a conditionally complete lattice, with respect to an arbitrary filter. We define `f.Lims...
36530b7828ed1451f0d84695a7cc03dbbc281ab8
4bcaca5dc83d49803f72b7b5920b75b6e7d9de2d
/stage0/src/Lean/Elab/BuiltinNotation.lean
f9018b826d9b6d376752c1d32cd11f81392ce45a
[ "Apache-2.0" ]
permissive
subfish-zhou/leanprover-zh_CN.github.io
30b9fba9bd790720bd95764e61ae796697d2f603
8b2985d4a3d458ceda9361ac454c28168d920d3f
refs/heads/master
1,689,709,967,820
1,632,503,056,000
1,632,503,056,000
409,962,097
1
0
null
null
null
null
UTF-8
Lean
false
false
13,812
lean
/- Copyright (c) 2019 Microsoft Corporation. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Leonardo de Moura -/ import Init.Data.ToString import Lean.Compiler.BorrowedAnnotation import Lean.Meta.KAbstract import Lean.Meta.Transform import Lean.Elab.Term import Lean.El...
93aaabac4f1b6006dfb1ad7d897aa4df25a3fe1c
4d2583807a5ac6caaffd3d7a5f646d61ca85d532
/src/algebra/iterate_hom.lean
d7ee7dfe9d699f65439be0706595daabaab24372
[ "Apache-2.0" ]
permissive
AntoineChambert-Loir/mathlib
64aabb896129885f12296a799818061bc90da1ff
07be904260ab6e36a5769680b6012f03a4727134
refs/heads/master
1,693,187,631,771
1,636,719,886,000
1,636,719,886,000
null
0
0
null
null
null
null
UTF-8
Lean
false
false
5,471
lean
/- Copyright (c) 2020 Yury Kudryashov. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Yury Kudryashov -/ import algebra.group_power.basic import logic.function.iterate import group_theory.perm.basic /-! # Iterates of monoid and ring homomorphisms Iterate of a monoid...
dfda8106aa0ff8199d8a8849a2351ec0aec0aaa9
8930e38ac0fae2e5e55c28d0577a8e44e2639a6d
/analysis/topology/topological_space.lean
e2a0ae1d52dae27d21f17d8b1fb966af10af2d37
[ "Apache-2.0" ]
permissive
SG4316/mathlib
3d64035d02a97f8556ad9ff249a81a0a51a3321a
a7846022507b531a8ab53b8af8a91953fceafd3a
refs/heads/master
1,584,869,960,527
1,530,718,645,000
1,530,724,110,000
null
0
0
null
null
null
null
UTF-8
Lean
false
false
56,082
lean
/- Copyright (c) 2017 Johannes Hölzl. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Johannes Hölzl, Mario Carneiro Theory of topological spaces. Parts of the formalization is based on the books: N. Bourbaki: General Topology I. M. James: Topologies and Uniformit...
f968641aee3348c8b10a5ad8865f3b96b8834a43
57c233acf9386e610d99ed20ef139c5f97504ba3
/src/analysis/complex/upper_half_plane.lean
707bcba0f7bf9d34618d1e1ccf1aa3525a6f2c8e
[ "Apache-2.0" ]
permissive
robertylewis/mathlib
3d16e3e6daf5ddde182473e03a1b601d2810952c
1d13f5b932f5e40a8308e3840f96fc882fae01f0
refs/heads/master
1,651,379,945,369
1,644,276,960,000
1,644,276,960,000
98,875,504
0
0
Apache-2.0
1,644,253,514,000
1,501,495,700,000
Lean
UTF-8
Lean
false
false
5,009
lean
/- Copyright (c) 2021 Alex Kontorovich and Heather Macbeth and Marc Masdeu. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Alex Kontorovich, Heather Macbeth, Marc Masdeu -/ import linear_algebra.special_linear_group import analysis.complex.basic import group_theory.gr...
bf6b6dc39657fe127ab65aa3b1821eeb475677e6
40ad357bbd0d327dd1e3e7f7beb868bd4e5b0a9d
/src/temporal_logic/refinement/one_to_one.lean
08a48d34c17946aee80b17a8ea3ec11963aa6ad1
[]
no_license
unitb/temporal-logic
9966424f015976d5997a9ffa30cbd77cc3a9cb1c
accec04d1b09ca841be065511c9e206b725b16e9
refs/heads/master
1,633,868,382,769
1,541,072,223,000
1,541,072,223,000
114,790,987
5
3
null
null
null
null
UTF-8
Lean
false
false
14,667
lean
import .simulation import ..scheduling import ..spec universe variables u u₀ u₁ u₂ open predicate nat local infix ` ≃ `:75 := v_eq local prefix `♯ `:0 := cast (by simp) namespace temporal namespace one_to_one section open fairness parameters {α : Type u} {β : Type u₀} {γ : Type u₁ } parameters {evt : Type u₂} param...
3a47f42aa617d154c52446cbf91c021a2c6aad2e
05f637fa14ac28031cb1ea92086a0f4eb23ff2b1
/tests/lean/exists4.lean
a1dbeb15f74f377fe615230183633c7e72642c99
[ "Apache-2.0" ]
permissive
codyroux/lean0.1
1ce92751d664aacff0529e139083304a7bbc8a71
0dc6fb974aa85ed6f305a2f4b10a53a44ee5f0ef
refs/heads/master
1,610,830,535,062
1,402,150,480,000
1,402,150,480,000
19,588,851
2
0
null
null
null
null
UTF-8
Lean
false
false
664
lean
variable N : Type variables a b c : N variables P : N -> N -> N -> Bool axiom H3 : P a b c theorem T1 : exists x y z : N, P x y z := @exists_intro N (fun x : N, exists y z : N, P x y z) a (@exists_intro N _ b (@exists_intro ...
6d0b5bc9bb78fef5c8369d41eea8678ea2eb31d5
4efff1f47634ff19e2f786deadd394270a59ecd2
/src/ring_theory/polynomial/basic.lean
b9aa05f7fcaee7543b675fec32b0fd09d7bf4f1c
[ "Apache-2.0" ]
permissive
agjftucker/mathlib
d634cd0d5256b6325e3c55bb7fb2403548371707
87fe50de17b00af533f72a102d0adefe4a2285e8
refs/heads/master
1,625,378,131,941
1,599,166,526,000
1,599,166,526,000
160,748,509
0
0
Apache-2.0
1,544,141,789,000
1,544,141,789,000
null
UTF-8
Lean
false
false
23,561
lean
/- Copyright (c) 2019 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau Ring-theoretic supplement of data.polynomial. Main result: Hilbert basis theorem, that if a ring is noetherian then so is its polynomial ring. -/ import algebra.char_p import da...
a57a6d753a9c0eba4669ea7fa98aca7668ea9c8c
7cef822f3b952965621309e88eadf618da0c8ae9
/src/group_theory/abelianization.lean
3723138221d97da631ea68edc41be3b4e36fed5e
[ "Apache-2.0" ]
permissive
rmitta/mathlib
8d90aee30b4db2b013e01f62c33f297d7e64a43d
883d974b608845bad30ae19e27e33c285200bf84
refs/heads/master
1,585,776,832,544
1,576,874,096,000
1,576,874,096,000
153,663,165
0
2
Apache-2.0
1,544,806,490,000
1,539,884,365,000
Lean
UTF-8
Lean
false
false
1,882
lean
/- Copyright (c) 2018 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau, Michael Howes The functor Grp → Ab which is the left adjoint of the forgetful functor Ab → Grp. -/ import group_theory.quotient_group universes u v variables (α : Type u) [g...
aeba15afe125edc1d2b4bd779698aaf5462c4438
fb4c13c9b8a3d8624041a268d2d3348d53c1aecb
/library/standard/list.lean
2ccd8a946e1193449012734433010cad3c5008d2
[ "Apache-2.0" ]
permissive
avigad/libraries
90f149eedb7f621b7af5bd469f0b4869f1bc35c5
1a21725f97d83ae7531eaeb38d175bad8c0f1d89
refs/heads/master
1,610,958,129,193
1,405,610,493,000
1,405,610,493,000
null
0
0
null
null
null
null
UTF-8
Lean
false
false
28,915
lean
---------------------------------------------------------------------------------------------------- --- Copyright (c) 2014 Parikshit Khanna. All rights reserved. --- Released under Apache 2.0 license as described in the file LICENSE. --- Author: Parikshit Khanna, Jeremy Avigad -----------------------------------------...
25f380c3aab180f5474803b81b4471ead5721010
ba4b63fe3410ccb8e043a57aa024ac63bf06961c
/src/norms.lean
671ce309d9561dd019f813599683837cfa059d78
[]
no_license
digama0/lean-scratchpad
f30cd665037c226b63ef9933c8fa83e8770f7909
fe7d6261d60769328e091a37dff7d456c57366b7
refs/heads/master
1,583,695,343,314
1,522,993,425,000
1,522,993,425,000
128,350,243
0
0
null
1,522,993,456,000
1,522,993,456,000
null
UTF-8
Lean
false
false
6,722
lean
-- The following line is here only to get mathlib tactics, there must be a better way import algebra.group_power noncomputable theory local attribute [instance] classical.prop_decidable open list variables {α β : Type} [group α] [group β] {a b g h : α} local attribute [simp] mul_assoc -- Group morphisms ---------...
bd829ba8c2fb8e2959f006dc37b6fe7aa2273c0e
e0f9ba56b7fedc16ef8697f6caeef5898b435143
/test/ring.lean
70d52ca506cea757eb6aa628b57bb43ca015ba8a
[ "Apache-2.0" ]
permissive
anrddh/mathlib
6a374da53c7e3a35cb0298b0cd67824efef362b4
a4266a01d2dcb10de19369307c986d038c7bb6a6
refs/heads/master
1,656,710,827,909
1,589,560,456,000
1,589,560,456,000
264,271,800
0
0
Apache-2.0
1,589,568,062,000
1,589,568,061,000
null
UTF-8
Lean
false
false
2,004
lean
import tactic.ring data.real.basic example (x y : ℕ) : x + y = y + x := by ring example (x y : ℕ) : x + y + y = 2 * y + x := by ring example (x y : ℕ) : x + id y = y + id x := by ring! example {α} [comm_ring α] (x y : α) : x + y + y - x = 2 * y := by ring example (x y : ℚ) : x / 2 + x / 2 = x := by ring example (x y :...
d335fa61d8d53186f36ccf2a2e8aa1a6b9cd6e46
acc85b4be2c618b11fc7cb3005521ae6858a8d07
/order/bounded_lattice.lean
68f83050b83f270a8d780002a2a4a5bb0ab5aa1b
[ "Apache-2.0" ]
permissive
linpingchuan/mathlib
d49990b236574df2a45d9919ba43c923f693d341
5ad8020f67eb13896a41cc7691d072c9331b1f76
refs/heads/master
1,626,019,377,808
1,508,048,784,000
1,508,048,784,000
null
0
0
null
null
null
null
UTF-8
Lean
false
false
3,075
lean
/- Copyright (c) 2017 Johannes Hölzl. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Johannes Hölzl Defines bounded lattice type class hierarchy. Includes the Prop and fun instances. -/ import order.lattice set_option old_structure_cmd true universes u v variable ...
a157f1c6cb66215845d6b269e5987e997eafeacf
74addaa0e41490cbaf2abd313a764c96df57b05d
/Mathlib/ring_theory/integral_domain.lean
61095b3bf2f57b2fc6f6b99d0667d68f76d66c8a
[]
no_license
AurelienSaue/Mathlib4_auto
f538cfd0980f65a6361eadea39e6fc639e9dae14
590df64109b08190abe22358fabc3eae000943f2
refs/heads/master
1,683,906,849,776
1,622,564,669,000
1,622,564,669,000
371,723,747
0
0
null
null
null
null
UTF-8
Lean
false
false
3,455
lean
/- Copyright (c) 2020 Johan Commelin. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Johan Commelin, Chris Hughes -/ import Mathlib.PrePort import Mathlib.Lean3Lib.init.default import Mathlib.data.fintype.card import Mathlib.data.polynomial.ring_division import Mathlib...
f2e74aa0f71a24eb2d549fecb0d8045ea91e52b1
94e33a31faa76775069b071adea97e86e218a8ee
/src/tactic/lint/type_classes.lean
e9b3ca7ecae7cd081046a91c198732a298fb3bef
[ "Apache-2.0" ]
permissive
urkud/mathlib
eab80095e1b9f1513bfb7f25b4fa82fa4fd02989
6379d39e6b5b279df9715f8011369a301b634e41
refs/heads/master
1,658,425,342,662
1,658,078,703,000
1,658,078,703,000
186,910,338
0
0
Apache-2.0
1,568,512,083,000
1,557,958,709,000
Lean
UTF-8
Lean
false
false
24,433
lean
/- Copyright (c) 2020 Floris van Doorn. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Floris van Doorn, Robert Y. Lewis, Gabriel Ebner -/ import data.bool.basic import meta.rb_map import tactic.lint.basic /-! # Linters about type classes This file defines several li...
3515cc9c9539e8427482a166bd02977ca98aaa75
367134ba5a65885e863bdc4507601606690974c1
/src/category_theory/subterminal.lean
e23b134fcb5018bbf00d85f182eb566838833309
[ "Apache-2.0" ]
permissive
kodyvajjha/mathlib
9bead00e90f68269a313f45f5561766cfd8d5cad
b98af5dd79e13a38d84438b850a2e8858ec21284
refs/heads/master
1,624,350,366,310
1,615,563,062,000
1,615,563,062,000
162,666,963
0
0
Apache-2.0
1,545,367,651,000
1,545,367,651,000
null
UTF-8
Lean
false
false
4,802
lean
/- Copyright (c) 2020 Bhavik Mehta. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Bhavik Mehta -/ import category_theory.limits.shapes.terminal import category_theory.limits.shapes.binary_products /-! # Subterminal objects Subterminal objects are the objects which c...
77e24d67a651ca251c12d25a9da0b3bea4444fb4
4727251e0cd73359b15b664c3170e5d754078599
/src/data/num/lemmas.lean
f212e34464e381c6a3114ba0b5bc738faf5a7505
[ "Apache-2.0" ]
permissive
Vierkantor/mathlib
0ea59ac32a3a43c93c44d70f441c4ee810ccceca
83bc3b9ce9b13910b57bda6b56222495ebd31c2f
refs/heads/master
1,658,323,012,449
1,652,256,003,000
1,652,256,003,000
209,296,341
0
1
Apache-2.0
1,568,807,655,000
1,568,807,655,000
null
UTF-8
Lean
false
false
50,672
lean
/- Copyright (c) 2014 Microsoft Corporation. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Mario Carneiro -/ import data.num.bitwise import data.int.char_zero import data.nat.gcd import data.nat.psub /-! # Properties of the binary representation of integers -/ local...
3b3dca7cbf3fe3f8b2a92a9dadfc955d34375787
fa02ed5a3c9c0adee3c26887a16855e7841c668b
/src/order/category/PartialOrder.lean
604159d46c0b35a4a0715ac99daae8a4b67efefe
[ "Apache-2.0" ]
permissive
jjgarzella/mathlib
96a345378c4e0bf26cf604aed84f90329e4896a2
395d8716c3ad03747059d482090e2bb97db612c8
refs/heads/master
1,686,480,124,379
1,625,163,323,000
1,625,163,323,000
281,190,421
2
0
Apache-2.0
1,595,268,170,000
1,595,268,169,000
null
UTF-8
Lean
false
false
816
lean
/- Copyright (c) 2020 Johan Commelin. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Johan Commelin -/ import order.category.Preorder /-! # Category of partially ordered types -/ open category_theory /-- The category of partially ordered types. -/ def PartialOrder ...
7e014e7292c1e714f234578e4104667fc9b36a98
fa02ed5a3c9c0adee3c26887a16855e7841c668b
/src/category_theory/sums/associator.lean
4905f7c7ebe7eadf689440821a9e4ae06c1703c6
[ "Apache-2.0" ]
permissive
jjgarzella/mathlib
96a345378c4e0bf26cf604aed84f90329e4896a2
395d8716c3ad03747059d482090e2bb97db612c8
refs/heads/master
1,686,480,124,379
1,625,163,323,000
1,625,163,323,000
281,190,421
2
0
Apache-2.0
1,595,268,170,000
1,595,268,169,000
null
UTF-8
Lean
false
false
3,491
lean
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison -/ import category_theory.sums.basic /-! # Associator for binary disjoint union of categories. The associator functor `((C ⊕ D) ⊕ E) ⥤ (C ⊕ (D ⊕ E))` and its inverse f...
49ebfe27a6b02a06834501617ac38c8dda51d515
7cef822f3b952965621309e88eadf618da0c8ae9
/src/number_theory/pell.lean
3441f5f9f243185f2e6c926cb96cfc848b3e138e
[ "Apache-2.0" ]
permissive
rmitta/mathlib
8d90aee30b4db2b013e01f62c33f297d7e64a43d
883d974b608845bad30ae19e27e33c285200bf84
refs/heads/master
1,585,776,832,544
1,576,874,096,000
1,576,874,096,000
153,663,165
0
2
Apache-2.0
1,544,806,490,000
1,539,884,365,000
Lean
UTF-8
Lean
false
false
37,061
lean
/- Copyright (c) 2017 Mario Carneiro. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Mario Carneiro -/ import data.nat.modeq data.zsqrtd.basic tactic.ring namespace pell open nat section parameters {a : ℕ} (a1 : a > 1) include a1 private def d := a*a - 1 @[...
cb874ef1c3bf567a7e17c2d121a1ff11efddd820
75c54c8946bb4203e0aaf196f918424a17b0de99
/src/bfol.lean
7c47cce331f4f78fef6fc3eb55b02544746ef114
[ "Apache-2.0" ]
permissive
urkud/flypitch
261e2a45f1038130178575406df8aea78255ba77
2250f5eda14b6ef9fc3e4e1f4a9ac4005634de5c
refs/heads/master
1,653,266,469,246
1,577,819,679,000
1,577,819,679,000
259,862,235
1
0
Apache-2.0
1,588,147,244,000
1,588,147,244,000
null
UTF-8
Lean
false
false
59,389
lean
/- Copyright (c) 2019 The Flypitch Project. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jesse Han, Floris van Doorn -/ /- A development of boolean-valued first-order logic in Lean. -/ import .fol order.complete_boolean_algebra open nat set fol lattice universe va...
6aff45c84989b76370c2d6279699e9cebc362503
a45212b1526d532e6e83c44ddca6a05795113ddc
/src/logic/relation.lean
538212cfc874f744110b91c535e9acecbb45728e
[ "Apache-2.0" ]
permissive
fpvandoorn/mathlib
b21ab4068db079cbb8590b58fda9cc4bc1f35df4
b3433a51ea8bc07c4159c1073838fc0ee9b8f227
refs/heads/master
1,624,791,089,608
1,556,715,231,000
1,556,715,231,000
165,722,980
5
0
Apache-2.0
1,552,657,455,000
1,547,494,646,000
Lean
UTF-8
Lean
false
false
13,115
lean
/- Copyright (c) 2018 Johannes Hölzl. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Johannes Hölzl Transitive reflexive as well as reflexive closure of relations. -/ import tactic.interactive tactic.mk_iff_of_inductive_prop logic.relator variables {α : Type*} {β : Ty...
07f5fbe5003aebf5fcacd6bc55c514c094ed7dbc
95dcf8dea2baf2b4b0a60d438f27c35ae3dd3990
/src/group_theory/free_abelian_group.lean
f0d2e9a97c03c8917204184dc50abd86f124e4b8
[ "Apache-2.0" ]
permissive
uniformity1/mathlib
829341bad9dfa6d6be9adaacb8086a8a492e85a4
dd0e9bd8f2e5ec267f68e72336f6973311909105
refs/heads/master
1,588,592,015,670
1,554,219,842,000
1,554,219,842,000
179,110,702
0
0
Apache-2.0
1,554,220,076,000
1,554,220,076,000
null
UTF-8
Lean
false
false
8,358
lean
/- Copyright (c) 2018 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau Free abelian groups as abelianization of free groups. -/ import algebra.pi_instances import group_theory.free_group import group_theory.abelianization universes u v variables (...
345fec71acdc54ec5e1e94e47607bb7caf5cda37
55c7fc2bf55d496ace18cd6f3376e12bb14c8cc5
/src/topology/algebra/infinite_sum.lean
61f617ed4c481a01e41ee7c0b6c215724076646c
[ "Apache-2.0" ]
permissive
dupuisf/mathlib
62de4ec6544bf3b79086afd27b6529acfaf2c1bb
8582b06b0a5d06c33ee07d0bdf7c646cae22cf36
refs/heads/master
1,669,494,854,016
1,595,692,409,000
1,595,692,409,000
272,046,630
0
0
Apache-2.0
1,592,066,143,000
1,592,066,142,000
null
UTF-8
Lean
false
false
38,065
lean
/- Copyright (c) 2017 Johannes Hölzl. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Johannes Hölzl -/ import algebra.big_operators.intervals import topology.instances.real import data.indicator_function import data.equiv.encodable.lattice import order.filter.at_top_bo...
52f3e89c03c27e23ec16e368cec518eafc8c2043
1a61aba1b67cddccce19532a9596efe44be4285f
/hott/types/fiber.hlean
3ae3efdcdf1f729a15767024c30e610fcea6d31c
[ "Apache-2.0" ]
permissive
eigengrau/lean
07986a0f2548688c13ba36231f6cdbee82abf4c6
f8a773be1112015e2d232661ce616d23f12874d0
refs/heads/master
1,610,939,198,566
1,441,352,386,000
1,441,352,494,000
41,903,576
0
0
null
1,441,352,210,000
1,441,352,210,000
null
UTF-8
Lean
false
false
1,210
hlean
/- Copyright (c) 2015 Floris van Doorn. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Author: Floris van Doorn Ported from Coq HoTT Theorems about fibers -/ import .sigma .eq structure fiber {A B : Type} (f : A → B) (b : B) := (point : A) (point_eq : f point = b) open ...
ade48ff8981d4a870fae6599f3058c859d19b400
9be442d9ec2fcf442516ed6e9e1660aa9071b7bd
/src/Lean/Attributes.lean
e6d47d15bf268783577e29ef43c140ec65a5a7a2
[ "Apache-2.0", "LLVM-exception", "NCSA", "LGPL-3.0-only", "LicenseRef-scancode-inner-net-2.0", "BSD-3-Clause", "LGPL-2.0-or-later", "Spencer-94", "LGPL-2.1-or-later", "HPND", "LicenseRef-scancode-pcre", "ISC", "LGPL-2.1-only", "LicenseRef-scancode-other-permissive", "SunPro", "CMU-Mach"...
permissive
EdAyers/lean4
57ac632d6b0789cb91fab2170e8c9e40441221bd
37ba0df5841bde51dbc2329da81ac23d4f6a4de4
refs/heads/master
1,676,463,245,298
1,660,619,433,000
1,660,619,433,000
183,433,437
1
0
Apache-2.0
1,657,612,672,000
1,556,196,574,000
Lean
UTF-8
Lean
false
false
20,664
lean
/- Copyright (c) 2019 Microsoft Corporation. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Leonardo de Moura -/ import Lean.Syntax import Lean.CoreM import Lean.ResolveName namespace Lean inductive AttributeApplicationTime where | afterTypeChecking | afterCompilat...
e292dc03179a0e846fc4f6ace13187a87a4bab80
36c7a18fd72e5b57229bd8ba36493daf536a19ce
/library/theories/group_theory/perm.lean
b415bd686fffa8a944b765ea9a6df68f9b1b2d7d
[ "Apache-2.0" ]
permissive
YHVHvx/lean
732bf0fb7a298cd7fe0f15d82f8e248c11db49e9
038369533e0136dd395dc252084d3c1853accbf2
refs/heads/master
1,610,701,080,210
1,449,128,595,000
1,449,128,595,000
null
0
0
null
null
null
null
UTF-8
Lean
false
false
4,145
lean
/- Copyright (c) 2015 Haitao Zhang. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Author : Haitao Zhang -/ import algebra.group data data.fintype.function open nat list algebra function namespace group open fintype section perm variable {A : Type} variable [finA : fintype ...
470d66ab36c53ff9261bdf7b1305b7c686448c75
69b400b14d8b9f598d16e57d334c8a68910f3584
/prep/alg-geom/src/ex.lean
94bf488457d2c1cb917a133c3be7fbdee7de38b6
[]
no_license
TwoFX/partiii
e8cf563d9f7074a45eb35928bf7eb7dfd38ea29e
b949b1f7599ef35a1c1856ba6e9d1fddb245bcd9
refs/heads/master
1,683,178,340,068
1,622,049,944,000
1,622,049,944,000
304,524,313
0
0
null
null
null
null
UTF-8
Lean
false
false
2,379
lean
import data.mv_polynomial.comm_ring import ring_theory.ideal.basic open mv_polynomial variables {k : Type*} [field k] {n : ℕ} def is_affine_variety (V : set (fin n → k)) : Prop := ∃ F : set (mv_polynomial (fin n) k), F.finite ∧ ∀ x, x ∈ V ↔ ∀ (f : mv_polynomial (fin n) k), f ∈ F → eval x f = 0 def I (V : set (f...
8acc439313c2addec97ea32952be99985a0b0a7d
4727251e0cd73359b15b664c3170e5d754078599
/src/group_theory/subsemigroup/centralizer.lean
765fa4adf65f8013f823a6f7ca96e2a3fe69b030
[ "Apache-2.0" ]
permissive
Vierkantor/mathlib
0ea59ac32a3a43c93c44d70f441c4ee810ccceca
83bc3b9ce9b13910b57bda6b56222495ebd31c2f
refs/heads/master
1,658,323,012,449
1,652,256,003,000
1,652,256,003,000
209,296,341
0
1
Apache-2.0
1,568,807,655,000
1,568,807,655,000
null
UTF-8
Lean
false
false
4,848
lean
/- Copyright (c) 2021 Thomas Browning. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Thomas Browning, Jireh Loreaux -/ import group_theory.subsemigroup.center /-! # Centralizers of magmas and semigroups ## Main definitions * `set.centralizer`: the centralizer of a ...
b7d497321a4a6cb0b0f7971f0a82420815aa66e4
d1bbf1801b3dcb214451d48214589f511061da63
/src/field_theory/fixed.lean
0e25720eee1aa2045d7abd6b0c24ef5eff2745d3
[ "Apache-2.0" ]
permissive
cheraghchi/mathlib
5c366f8c4f8e66973b60c37881889da8390cab86
f29d1c3038422168fbbdb2526abf7c0ff13e86db
refs/heads/master
1,676,577,831,283
1,610,894,638,000
1,610,894,638,000
null
0
0
null
null
null
null
UTF-8
Lean
false
false
12,472
lean
/- Copyright (c) 2020 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau -/ import algebra.polynomial.group_ring_action import deprecated.subfield import field_theory.normal import field_theory.separable import field_theory.tower import linear_algebra...
002106d0d9d0cc9492d99167d65dda61bb729d71
4a092885406df4e441e9bb9065d9405dacb94cd8
/src/for_mathlib/topological_rings.lean
dd8db84e5bdef7083a2077fa8628e663b1f653c4
[ "Apache-2.0" ]
permissive
semorrison/lean-perfectoid-spaces
78c1572cedbfae9c3e460d8aaf91de38616904d8
bb4311dff45791170bcb1b6a983e2591bee88a19
refs/heads/master
1,588,841,765,494
1,554,805,620,000
1,554,805,620,000
180,353,546
0
1
null
1,554,809,880,000
1,554,809,880,000
null
UTF-8
Lean
false
false
1,571
lean
import topology.algebra.ring import ring_theory.subring import ring_theory.ideal_operations import for_mathlib.subgroup universe u variables {A : Type u} [comm_ring A] [topological_space A] [topological_ring A] open topological_ring instance subring_has_zero (R : Type u) [comm_ring R] (S : set R) [HS : is_subring ...
c5f8115074a02828a6d5bab49e8e4b2e4fd0c1ca
94e33a31faa76775069b071adea97e86e218a8ee
/src/topology/category/CompHaus/default.lean
cecaffef175605bf44a51f6accf9e28af329e350
[ "Apache-2.0" ]
permissive
urkud/mathlib
eab80095e1b9f1513bfb7f25b4fa82fa4fd02989
6379d39e6b5b279df9715f8011369a301b634e41
refs/heads/master
1,658,425,342,662
1,658,078,703,000
1,658,078,703,000
186,910,338
0
0
Apache-2.0
1,568,512,083,000
1,557,958,709,000
Lean
UTF-8
Lean
false
false
9,619
lean
/- Copyright (c) 2020 Adam Topaz. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Adam Topaz, Bhavik Mehta -/ import category_theory.adjunction.reflective import topology.category.Top import topology.stone_cech import category_theory.monad.limits import topology.urysoh...
0d3f027e616c0fa45f86b3547f27975f65ff2fc7
0a6b214fd60b822ae708d58655b7d2f36091d8f8
/src/homotopy.lean
b6e347b311067c9da8f3cfca6878a20c6a4b21a3
[ "MIT" ]
permissive
Naomij1/lean-homotopie
de0bf067bc77254deac02aab0184511ce7aaafe7
21bd6be53449c61088234ceab7ec63c18628521a
refs/heads/master
1,613,216,666,817
1,591,786,776,000
1,591,786,776,000
244,693,557
2
0
null
null
null
null
UTF-8
Lean
false
false
8,180
lean
--- TODO : -- - retirer des simps et optimiser -- - retirer les derniers sorry (nommer les hypothèses dans ite) import topology.basic import topology.algebra.continuous_functions import topology.continuous_on import topology.algebra.ordered import topology.constructions import topology.algebra.ordered import data.s...
1e62d5ab5e761c58bd0a6fac6c4fdefab0a34712
a46270e2f76a375564f3b3e9c1bf7b635edc1f2c
/7.10.3.lean
ffe47e0fad16585b86dd891cd812c86231c4f94b
[ "CC0-1.0" ]
permissive
wudcscheme/lean-exercise
88ea2506714eac343de2a294d1132ee8ee6d3a20
5b23b9be3d361fff5e981d5be3a0a1175504b9f6
refs/heads/master
1,678,958,930,293
1,583,197,205,000
1,583,197,205,000
null
0
0
null
null
null
null
UTF-8
Lean
false
false
1,338
lean
inductive t: Type | const : ℕ -> t | var : ℕ -> t | plus : t -> t -> t | times : t -> t -> t def bn := ℕ × ℕ. def env := list bn. def val := option ℕ def lookup: env -> nat -> val | [] _ := none | ((y,v)::ys) x := if x = y then some v else lookup ys x def bin: (ℕ -> ℕ -> ℕ) -> val -> val -> val | _ no...
1e17f194cfeca4ab3dff1621abaa462f1e85c91c
57c233acf9386e610d99ed20ef139c5f97504ba3
/src/analysis/convex/integral.lean
1fc608b88fed07e32eb4fdd3d0a45334aa936bd3
[ "Apache-2.0" ]
permissive
robertylewis/mathlib
3d16e3e6daf5ddde182473e03a1b601d2810952c
1d13f5b932f5e40a8308e3840f96fc882fae01f0
refs/heads/master
1,651,379,945,369
1,644,276,960,000
1,644,276,960,000
98,875,504
0
0
Apache-2.0
1,644,253,514,000
1,501,495,700,000
Lean
UTF-8
Lean
false
false
7,759
lean
/- Copyright (c) 2020 Yury G. Kudryashov. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Yury G. Kudryashov -/ import analysis.convex.function import measure_theory.integral.set_integral /-! # Jensen's inequality for integrals In this file we prove four theorems: * ...
984e029ab360afdd0be82ade18903dbf91ab7096
6432ea7a083ff6ba21ea17af9ee47b9c371760f7
/tests/lean/run/simpRwBug.lean
bf2d440d40c1efcf25306d644d5ec570cc2933ef
[ "Apache-2.0", "LLVM-exception", "NCSA", "LGPL-3.0-only", "LicenseRef-scancode-inner-net-2.0", "BSD-3-Clause", "LGPL-2.0-or-later", "Spencer-94", "LGPL-2.1-or-later", "HPND", "LicenseRef-scancode-pcre", "ISC", "LGPL-2.1-only", "LicenseRef-scancode-other-permissive", "SunPro", "CMU-Mach"...
permissive
leanprover/lean4
4bdf9790294964627eb9be79f5e8f6157780b4cc
f1f9dc0f2f531af3312398999d8b8303fa5f096b
refs/heads/master
1,693,360,665,786
1,693,350,868,000
1,693,350,868,000
129,571,436
2,827
311
Apache-2.0
1,694,716,156,000
1,523,760,560,000
Lean
UTF-8
Lean
false
false
181
lean
open Nat theorem add_assoc (m n k : Nat) : m + n + k = m + (n + k) := Nat.recOn (motive := fun k => m + n + k = m + (n + k)) k rfl (fun k ih => by simp [Nat.add_succ, ih]; done)
d1e4b193c2e66e5ccf49e2ce9ac4c54b74702bde
6432ea7a083ff6ba21ea17af9ee47b9c371760f7
/tests/lean/cacheIssue.lean
7bf19986520009c18a8975eae983c57050192f45
[ "Apache-2.0", "LLVM-exception", "NCSA", "LGPL-3.0-only", "LicenseRef-scancode-inner-net-2.0", "BSD-3-Clause", "LGPL-2.0-or-later", "Spencer-94", "LGPL-2.1-or-later", "HPND", "LicenseRef-scancode-pcre", "ISC", "LGPL-2.1-only", "LicenseRef-scancode-other-permissive", "SunPro", "CMU-Mach"...
permissive
leanprover/lean4
4bdf9790294964627eb9be79f5e8f6157780b4cc
f1f9dc0f2f531af3312398999d8b8303fa5f096b
refs/heads/master
1,693,360,665,786
1,693,350,868,000
1,693,350,868,000
129,571,436
2,827
311
Apache-2.0
1,694,716,156,000
1,523,760,560,000
Lean
UTF-8
Lean
false
false
341
lean
structure Foo (A B : Type) := f : Unit -> A def foo (P : Type) : Foo ((p : P) -> Nat) ({p : P} -> Nat) := ⟨λ _ _ => 0⟩ def bar (P : Type) : Foo ((p : P) -> Nat) ({p : P} -> Int) := ⟨λ _ _ => 0⟩ #check foo Bool #check (foo Bool).f -- (foo Bool).f : Unit → Bool → Nat #check (bar Bool).f -- (bar Bool).f : Unit → Bool → N...
b83dfdfd45323a99f464e27a61da898db6274612
351a46035517d2a1985619b8cabdf263754d343a
/src/ch16.lean
310ffcaceca94a1b687f51f4b68f2ca314d00a07
[]
no_license
kaychaks/logic_proof
accc212517b613caca92c10db77e6aaf6b7ccfbc
90f3bf0acbabf558ba2f82dee968255d8bfe2de1
refs/heads/master
1,587,001,734,509
1,548,235,051,000
1,548,235,051,000
165,186,786
0
0
null
null
null
null
UTF-8
Lean
false
false
3,504
lean
open function int algebra def f (x : ℤ) : ℤ := x + 3 def g (x : ℤ) : ℤ := -x def h (x : ℤ) : ℤ := 2 * x + 3 example : injective f := assume x1 x2, assume h1 : x1 + 3 = x2 + 3, -- Lean knows this is the same as f x1 = f x2 show x1 = x2, from eq_of_add_eq_add_right h1 example : surjective f := assume y, have h1 : f ...
0ac9deed7c563ea4c3f98e570c9a299dbf94c2dc
aa3f8992ef7806974bc1ffd468baa0c79f4d6643
/library/standard.lean
68fdba1c64873544811951a721cf97207b045727
[ "Apache-2.0" ]
permissive
codyroux/lean
7f8dff750722c5382bdd0a9a9275dc4bb2c58dd3
0cca265db19f7296531e339192e9b9bae4a31f8b
refs/heads/master
1,610,909,964,159
1,407,084,399,000
1,416,857,075,000
null
0
0
null
null
null
null
UTF-8
Lean
false
false
289
lean
-- Copyright (c) 2014 Microsoft Corporation. All rights reserved. -- Released under Apache 2.0 license as described in the file LICENSE. -- Authors: Leonardo de Moura, Jeremy Avigad -- standard -- ======== -- The constructive core of Lean's library. import type logic data tools.tactic
4a5e08d77ed43063bdf559a21a12559ad0271481
cc060cf567f81c404a13ee79bf21f2e720fa6db0
/lean/quantifiers.lean
6379172062ad85b17bfe2603051f22abc717f402
[ "Apache-2.0" ]
permissive
semorrison/proof
cf0a8c6957153bdb206fd5d5a762a75958a82bca
5ee398aa239a379a431190edbb6022b1a0aa2c70
refs/heads/master
1,610,414,502,842
1,518,696,851,000
1,518,696,851,000
78,375,937
2
1
null
null
null
null
UTF-8
Lean
false
false
1,838
lean
variables (A : Type) (p q : A → Prop) example : (∀ x, p x ∧ q x) ↔ (∀ x, p x) ∧ (∀ x, q x) := iff.intro (assume H : ∀ x, p x ∧ q x, and.intro (take y : A, and.left (H y)) (take y : A, and.right (H y))) (assume H : (∀ x, p x) ∧ (∀ x, q x), take y : A, and.intro (and.left H y) (and.right H y)...
fa7eb503a792fbd39236d651eaf562f4b99f6e9e
968e2f50b755d3048175f176376eff7139e9df70
/examples/pred_logic/unnamed_187.lean
3efee1619bbb17786df625e06bf58b9fc329f6ed
[]
no_license
gihanmarasingha/mth1001_sphinx
190a003269ba5e54717b448302a27ca26e31d491
05126586cbf5786e521be1ea2ef5b4ba3c44e74a
refs/heads/master
1,672,913,933,677
1,604,516,583,000
1,604,516,583,000
309,245,750
1
0
null
null
null
null
UTF-8
Lean
false
false
76
lean
def even (x : ℤ) : Prop := ∃ m : ℤ, x = 2 *m #check even #check even 5
39485a9a9e97022ee95d178704e4ab09844507de
f3849be5d845a1cb97680f0bbbe03b85518312f0
/library/init/core.lean
0e937d6e1d22c5a737a57e7812fa54cd0847a022
[ "Apache-2.0" ]
permissive
bjoeris/lean
0ed95125d762b17bfcb54dad1f9721f953f92eeb
4e496b78d5e73545fa4f9a807155113d8e6b0561
refs/heads/master
1,611,251,218,281
1,495,337,658,000
1,495,337,658,000
null
0
0
null
null
null
null
UTF-8
Lean
false
false
16,917
lean
/- Copyright (c) 2014 Microsoft Corporation. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Leonardo de Moura notation, basic datatypes and type classes -/ prelude notation `Prop` := Sort 0 notation f ` $ `:1 a:0 := f a /- Logical operations and relations -/ reserv...
03bd17876dab5bc4d8842e05ca4afdb32f4fd08a
5ee26964f602030578ef0159d46145dd2e357ba5
/src/for_mathlib/uniform_space/separation.lean
ec6c0b7c61ccdd42ba472c3cc294f2684f597e8f
[ "Apache-2.0" ]
permissive
fpvandoorn/lean-perfectoid-spaces
569b4006fdfe491ca8b58dd817bb56138ada761f
06cec51438b168837fc6e9268945735037fd1db6
refs/heads/master
1,590,154,571,918
1,557,685,392,000
1,557,685,392,000
186,363,547
0
0
Apache-2.0
1,557,730,933,000
1,557,730,933,000
null
UTF-8
Lean
false
false
10,295
lean
import topology.uniform_space.separation import for_mathlib.function import for_mathlib.quotient import for_mathlib.topology import for_mathlib.uniform_space.basic noncomputable theory local attribute [instance, priority 0] classical.prop_decidable open filter universes u v w section variables {α : Type u} {β : Ty...
81e50fd8df6145d6ecfce221adcef832f99dd5fd
35677d2df3f081738fa6b08138e03ee36bc33cad
/src/data/fin.lean
c44bf5e453a61aa2e81de57b790e16d74b87d8a1
[ "Apache-2.0" ]
permissive
gebner/mathlib
eab0150cc4f79ec45d2016a8c21750244a2e7ff0
cc6a6edc397c55118df62831e23bfbd6e6c6b4ab
refs/heads/master
1,625,574,853,976
1,586,712,827,000
1,586,712,827,000
99,101,412
1
0
Apache-2.0
1,586,716,389,000
1,501,667,958,000
Lean
UTF-8
Lean
false
false
27,124
lean
/- Copyright (c) 2017 Robert Y. Lewis. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Robert Y. Lewis, Keeley Hoek -/ import data.nat.basic /-! # The finite type with `n` elements `fin n` is the type whose elements are natural numbers smaller than `n`. This file expan...
9abc4604ffbb23bbd474f56ff47d8882ec715909
4a092885406df4e441e9bb9065d9405dacb94cd8
/src/for_mathlib/lc_algebra.lean
98fe46feddbc17a79b2cd9b655300a8c2634d8e6
[ "Apache-2.0" ]
permissive
semorrison/lean-perfectoid-spaces
78c1572cedbfae9c3e460d8aaf91de38616904d8
bb4311dff45791170bcb1b6a983e2591bee88a19
refs/heads/master
1,588,841,765,494
1,554,805,620,000
1,554,805,620,000
180,353,546
0
1
null
1,554,809,880,000
1,554,809,880,000
null
UTF-8
Lean
false
false
4,686
lean
import ring_theory.algebra import linear_algebra.linear_combination local attribute [instance, priority 0] classical.prop_decidable noncomputable theory namespace lc open finsupp variables {R : Type*} {A : Type*} [comm_ring R] [ring A] [algebra R A] variables (f g h : lc R A) def one : lc R A := single 1 1 instance...
f2a67637af89d73b2c2aa586534db279378a9ab0
b32d3853770e6eaf06817a1b8c52064baaed0ef1
/src/super/default.lean
7248199b0eff2827190071287b805ddb0d7b0b5e
[]
no_license
gebner/super2
4d58b7477b6f7d945d5d866502982466db33ab0b
9bc5256c31750021ab97d6b59b7387773e54b384
refs/heads/master
1,635,021,682,021
1,634,886,326,000
1,634,886,326,000
225,600,688
4
2
null
1,598,209,306,000
1,575,371,550,000
Lean
UTF-8
Lean
false
false
20
lean
import super.prover
3d6a5e21a4f660f7829fbc940a06989dccea73b5
80cc5bf14c8ea85ff340d1d747a127dcadeb966f
/src/topology/algebra/uniform_ring.lean
f86840b83de2e79a5d367fc32fd93c59bf108c87
[ "Apache-2.0" ]
permissive
lacker/mathlib
f2439c743c4f8eb413ec589430c82d0f73b2d539
ddf7563ac69d42cfa4a1bfe41db1fed521bd795f
refs/heads/master
1,671,948,326,773
1,601,479,268,000
1,601,479,268,000
298,686,743
0
0
Apache-2.0
1,601,070,794,000
1,601,070,794,000
null
UTF-8
Lean
false
false
7,422
lean
/- Copyright (c) 2018 Patrick Massot. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Patrick Massot, Johannes Hölzl Theory of topological rings with uniform structure. -/ import topology.algebra.group_completion import topology.algebra.ring open classical set filter ...
1d021af8a85e87c0e34b7aa494711eb7f112b6f1
77c5b91fae1b966ddd1db969ba37b6f0e4901e88
/src/ring_theory/power_basis.lean
a03c727eba93a2c74b2f64fa8b773d6988b3bfa6
[ "Apache-2.0" ]
permissive
dexmagic/mathlib
ff48eefc56e2412429b31d4fddd41a976eb287ce
7a5d15a955a92a90e1d398b2281916b9c41270b2
refs/heads/master
1,693,481,322,046
1,633,360,193,000
1,633,360,193,000
null
0
0
null
null
null
null
UTF-8
Lean
false
false
18,257
lean
/- Copyright (c) 2020 Anne Baanen. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Anne Baanen -/ import field_theory.minpoly /-! # Power basis This file defines a structure `power_basis R S`, giving a basis of the `R`-algebra `S` as a finite list of powers `1, x, ......
c4e4ab08d59d2724b36fc476355a755997f441e4
19cc34575500ee2e3d4586c15544632aa07a8e66
/src/algebra/pointwise.lean
37bc8594eb116b3b62442579f3220acd398a8d9d
[ "Apache-2.0" ]
permissive
LibertasSpZ/mathlib
b9fcd46625eb940611adb5e719a4b554138dade6
33f7870a49d7cc06d2f3036e22543e6ec5046e68
refs/heads/master
1,672,066,539,347
1,602,429,158,000
1,602,429,158,000
null
0
0
null
null
null
null
UTF-8
Lean
false
false
15,389
lean
/- Copyright (c) 2019 Johan Commelin. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Johan Commelin, Floris van Doorn -/ import algebra.module.basic import data.set.finite /-! # Pointwise addition, multiplication, and scalar multiplication of sets. This file defines ...
9d4d327708e388b5da6f1e274c3d21e1eb0d559d
abd85493667895c57a7507870867b28124b3998f
/src/measure_theory/borel_space.lean
e596c31105fc21ce48479372dd7238ab91dd7d3f
[ "Apache-2.0" ]
permissive
pechersky/mathlib
d56eef16bddb0bfc8bc552b05b7270aff5944393
f1df14c2214ee114c9738e733efd5de174deb95d
refs/heads/master
1,666,714,392,571
1,591,747,567,000
1,591,747,567,000
270,557,274
0
0
Apache-2.0
1,591,597,975,000
1,591,597,974,000
null
UTF-8
Lean
false
false
29,406
lean
/- Copyright (c) 2017 Johannes Hölzl. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Johannes Hölzl, Yury Kudryashov -/ import measure_theory.measurable_space import topology.instances.ennreal import analysis.normed_space.basic /-! # Borel (measurable) space ## Main ...
bfca895c13fb42af62313926ae0c6deb16a240c0
6432ea7a083ff6ba21ea17af9ee47b9c371760f7
/src/lake/Lake/Util/OrdHashSet.lean
468ef1609375f05f15852268bbe8243d00cf5475
[ "Apache-2.0", "LLVM-exception", "NCSA", "LGPL-3.0-only", "LicenseRef-scancode-inner-net-2.0", "BSD-3-Clause", "LGPL-2.0-or-later", "Spencer-94", "LGPL-2.1-or-later", "HPND", "LicenseRef-scancode-pcre", "ISC", "LGPL-2.1-only", "LicenseRef-scancode-other-permissive", "SunPro", "CMU-Mach"...
permissive
leanprover/lean4
4bdf9790294964627eb9be79f5e8f6157780b4cc
f1f9dc0f2f531af3312398999d8b8303fa5f096b
refs/heads/master
1,693,360,665,786
1,693,350,868,000
1,693,350,868,000
129,571,436
2,827
311
Apache-2.0
1,694,716,156,000
1,523,760,560,000
Lean
UTF-8
Lean
false
false
1,619
lean
/- Copyright (c) 2022 Mac Malone. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Mac Malone -/ import Lean.Data.HashSet open Lean namespace Lake /-- A `HashSet` that preserves insertion order. -/ structure OrdHashSet (α) [Hashable α] [BEq α] where toHashSet : Hash...
bf56118bee8a724648cb6604042289bf2321f121
761d983a78bc025071bac14a3facced881cf5e53
/affine/add_group_action.lean
e7de2f8cd4444550c237cc68cfae78173e805f9f
[]
no_license
rohanrajnair/affine_lib
bcf22ff892cf74ccb36a95bc9b7fff8e0adb2d0d
83076864245ac547b9d615bc6a23804b1b4a8f70
refs/heads/master
1,673,320,928,343
1,603,036,653,000
1,603,036,653,000
null
0
0
null
null
null
null
UTF-8
Lean
false
false
700
lean
/- Provides definitions so that we can have additive group actions. -/ import algebra.group.basic universes u v variables {α : Type u} {β : Type v} /-- Typeclass for types with transformation functions. For our purposes, those transformations are translations by a vector. -/ class has_trans (α : Type u) (...
a25d20c9b63d780eeba8fdd3a74ede09cb84ac0e
4727251e0cd73359b15b664c3170e5d754078599
/src/analysis/inner_product_space/projection.lean
8373fda22837d80c2adff261169684177f56410b
[ "Apache-2.0" ]
permissive
Vierkantor/mathlib
0ea59ac32a3a43c93c44d70f441c4ee810ccceca
83bc3b9ce9b13910b57bda6b56222495ebd31c2f
refs/heads/master
1,658,323,012,449
1,652,256,003,000
1,652,256,003,000
209,296,341
0
1
Apache-2.0
1,568,807,655,000
1,568,807,655,000
null
UTF-8
Lean
false
false
58,160
lean
/- Copyright (c) 2019 Zhouhang Zhou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Zhouhang Zhou, Frédéric Dupuis, Heather Macbeth -/ import analysis.convex.basic import analysis.inner_product_space.basic import analysis.normed_space.is_R_or_C /-! # The orthogonal pr...
1cb2727643eb6c4cd65ae8bf65c26c479aa96928
59a4b050600ed7b3d5826a8478db0a9bdc190252
/src/category_theory/opposites_2.lean
8336abc1f643a2d5bcebf7e76aaf38d610eac7c8
[]
no_license
rwbarton/lean-category-theory
f720268d800b62a25d69842ca7b5d27822f00652
00df814d463406b7a13a56f5dcda67758ba1b419
refs/heads/master
1,585,366,296,767
1,536,151,349,000
1,536,151,349,000
147,652,096
0
0
null
1,536,226,960,000
1,536,226,960,000
null
UTF-8
Lean
false
false
527
lean
import category_theory.opposites namespace category_theory universes u₁ v₁ -- def OppositeOpposite (C : Category) : Equivalence (Opposite (Opposite C)) C := sorry -- PROJECT opposites preserve products, functors, slices. variables {C : Type u₁} [𝒞 : category.{u₁ v₁} C] include 𝒞 @[simp] lemma opop : @category_th...
86f3b81eab79d6796d9f09b41a433157f1c8e508
74addaa0e41490cbaf2abd313a764c96df57b05d
/Mathlib/data/pfunctor/univariate/M_auto.lean
fefaaac49b6ec54a9331f1c52ea624a253fd5620
[]
no_license
AurelienSaue/Mathlib4_auto
f538cfd0980f65a6361eadea39e6fc639e9dae14
590df64109b08190abe22358fabc3eae000943f2
refs/heads/master
1,683,906,849,776
1,622,564,669,000
1,622,564,669,000
371,723,747
0
0
null
null
null
null
UTF-8
Lean
false
false
17,363
lean
/- Copyright (c) 2017 Simon Hudon All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Simon Hudon -/ import Mathlib.PrePort import Mathlib.Lean3Lib.init.default import Mathlib.data.pfunctor.univariate.basic import Mathlib.PostPort universes u l w u_1 namespace Mathlib /...
0e43bc9a00371538730520116cac821ead99164e
d436468d80b739ba7e06843c4d0d2070e43448e5
/src/tactic/omega/eq_elim.lean
c002bfaa78dfde922e4264c6cac2a3a8dd710571
[ "Apache-2.0" ]
permissive
roro47/mathlib
761fdc002aef92f77818f3fef06bf6ec6fc1a28e
80aa7d52537571a2ca62a3fdf71c9533a09422cf
refs/heads/master
1,599,656,410,625
1,573,649,488,000
1,573,649,488,000
221,452,951
0
0
Apache-2.0
1,573,647,693,000
1,573,647,692,000
null
UTF-8
Lean
false
false
14,477
lean
/- Copyright (c) 2019 Seul Baek. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Author: Seul Baek Correctness lemmas for equality elimination. See 5.5 of http://www.decision-procedures.org/ for details. -/ import tactic.omega.clause open list.func namespace omega def symdi...
a67200de4571112afca391c2c040e46b0148d4a5
367134ba5a65885e863bdc4507601606690974c1
/test/fresh_names.lean
389d058ecf089e227bdcacedd494b1e0d2c951ae
[ "Apache-2.0" ]
permissive
kodyvajjha/mathlib
9bead00e90f68269a313f45f5561766cfd8d5cad
b98af5dd79e13a38d84438b850a2e8858ec21284
refs/heads/master
1,624,350,366,310
1,615,563,062,000
1,615,563,062,000
162,666,963
0
0
Apache-2.0
1,545,367,651,000
1,545,367,651,000
null
UTF-8
Lean
false
false
733
lean
/- Copyright (c) 2020 Jannis Limperg. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Author: Jannis Limperg -/ import tactic.fresh_names open tactic open native example (n m o p : ℕ) : true := by do [n, m, o, p] ← [`n, `m, `o, `p].mmap get_local, [n_uname, m_uname, o_una...
417f6ce7c0df4a9c356ffc1621c1790cbd3b363c
c5b07d17b3c9fb19e4b302465d237fd1d988c14f
/src/functors/family.lean
8db6828c90732f750b47a5e086aa23b435e1d281
[ "MIT" ]
permissive
skaslev/papers
acaec61602b28c33d6115e53913b2002136aa29b
f15b379f3c43bbd0a37ac7bb75f4278f7e901389
refs/heads/master
1,665,505,770,318
1,660,378,602,000
1,660,378,602,000
14,101,547
0
1
MIT
1,595,414,522,000
1,383,542,702,000
Lean
UTF-8
Lean
false
false
3,365
lean
import data.iso -- Family of `X`s -- `fam x` is a collection of `x` with length some cardinal number `y` -- fam(x) = Σ y, xʸ def fam (X : Type*) := Σ Y : Type*, Y → X namespace fam variable {X : Type*} -- Families can be coerced both to type and a function. -- For example we can write the polynomial functor as -- --...
02a1d57a40069804a0d5f879faffd55a89c900af
94637389e03c919023691dcd05bd4411b1034aa5
/src/assignments/assignment_8/assignment_8.lean
24e4c6c1277ce341fe5f9bfe294b3b6e09e2173c
[]
no_license
kevinsullivan/complogic-s21
7c4eef2105abad899e46502270d9829d913e8afc
99039501b770248c8ceb39890be5dfe129dc1082
refs/heads/master
1,682,985,669,944
1,621,126,241,000
1,621,126,241,000
335,706,272
0
38
null
1,618,325,669,000
1,612,374,118,000
Lean
UTF-8
Lean
false
false
7,605
lean
import ...inClassNotes.langs.bool_expr import data.bool /- 1. [20 points] The proof that e1 && e2 is semantically equivalent to e2 && e1 in our little language of Boolean expressions *broke* when we added state as an argument to the evaluation function (which we needed when we added Boolean variables to our language...
8e02c455166e4f1751781c878a226d7d7a0e54c9
cf39355caa609c0f33405126beee2739aa3cb77e
/tests/lean/run/qexpr1.lean
cd854924148585151de69c65dc653f39a8e1d9ef
[ "Apache-2.0" ]
permissive
leanprover-community/lean
12b87f69d92e614daea8bcc9d4de9a9ace089d0e
cce7990ea86a78bdb383e38ed7f9b5ba93c60ce0
refs/heads/master
1,687,508,156,644
1,684,951,104,000
1,684,951,104,000
169,960,991
457
107
Apache-2.0
1,686,744,372,000
1,549,790,268,000
C++
UTF-8
Lean
false
false
595
lean
open tactic #check λ (A : Type) (a b c d : A) (H1 : a = b) (H2 : c = b) (H3 : d = c), have Hac : a = c, by do { h ← get_local `H2, hs ← mk_app `eq.symm [h], x ← to_expr ```(eq.trans H1 %%hs), exact x }, show a = d, by do { x ← to_expr ```( have aux : a = c, from Hac, have c = d, by do { symmetry, assum...
03f512520df53674320e86ffcc0b970c06a26f00
abd85493667895c57a7507870867b28124b3998f
/src/topology/uniform_space/cauchy.lean
37b62a041889390d7ca6dafd160f0ac50b97bcec
[ "Apache-2.0" ]
permissive
pechersky/mathlib
d56eef16bddb0bfc8bc552b05b7270aff5944393
f1df14c2214ee114c9738e733efd5de174deb95d
refs/heads/master
1,666,714,392,571
1,591,747,567,000
1,591,747,567,000
270,557,274
0
0
Apache-2.0
1,591,597,975,000
1,591,597,974,000
null
UTF-8
Lean
false
false
25,209
lean
/- Copyright (c) 2017 Johannes Hölzl. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Johannes Hölzl, Mario Carneiro -/ import topology.uniform_space.basic import topology.bases import data.set.intervals /-! # Theory of Cauchy filters in uniform spaces. Complete uniform...
80926c049e77d828a13d8b1fc9181cfa05a1edee
32025d5c2d6e33ad3b6dd8a3c91e1e838066a7f7
/src/Lean/Elab/Alias.lean
48cc606d1829940ef65832a3d3b285f0802f345b
[ "Apache-2.0" ]
permissive
walterhu1015/lean4
b2c71b688975177402758924eaa513475ed6ce72
2214d81e84646a905d0b20b032c89caf89c737ad
refs/heads/master
1,671,342,096,906
1,599,695,985,000
1,599,695,985,000
null
0
0
null
null
null
null
UTF-8
Lean
false
false
1,248
lean
/- Copyright (c) 2019 Microsoft Corporation. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Leonardo de Moura -/ import Lean.Environment namespace Lean /- We use aliases to implement the `export <id> (<id>+)` command. -/ abbrev AliasState := SMap Name (List Name) ab...
91715fc712ac81fe74935539a131722153e1601c
74addaa0e41490cbaf2abd313a764c96df57b05d
/Mathlib/category_theory/limits/opposites_auto.lean
0b3ff97a451f880d40e069d3cd154dc5762fe87a
[]
no_license
AurelienSaue/Mathlib4_auto
f538cfd0980f65a6361eadea39e6fc639e9dae14
590df64109b08190abe22358fabc3eae000943f2
refs/heads/master
1,683,906,849,776
1,622,564,669,000
1,622,564,669,000
371,723,747
0
0
null
null
null
null
UTF-8
Lean
false
false
3,383
lean
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Floris van Doorn -/ import Mathlib.PrePort import Mathlib.Lean3Lib.init.default import Mathlib.category_theory.limits.shapes.products import Mathlib.category_theory.dis...
e6b637e0342cf29df9769d55530b6c4e2368958e
05b503addd423dd68145d68b8cde5cd595d74365
/src/analysis/calculus/deriv.lean
9ac25dee19493ca35a67d34cfa75c475f61266e3
[ "Apache-2.0" ]
permissive
aestriplex/mathlib
77513ff2b176d74a3bec114f33b519069788811d
e2fa8b2b1b732d7c25119229e3cdfba8370cb00f
refs/heads/master
1,621,969,960,692
1,586,279,279,000
1,586,279,279,000
null
0
0
null
null
null
null
UTF-8
Lean
false
false
54,735
lean
/- Copyright (c) 2019 Gabriel Ebner. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Gabriel Ebner, Sébastien Gouëzel -/ import analysis.calculus.fderiv data.polynomial /-! # One-dimensional derivatives This file defines the derivative of a function `f : 𝕜 → F` wher...
1c44175484d41182e9e95f2a72917cfd586d48ca
aa5a655c05e5359a70646b7154e7cac59f0b4132
/stage0/src/Lean/Meta/Tactic/Revert.lean
ff2394a8773bafa5abfa2aeaf8dbaab882be81a2
[ "Apache-2.0" ]
permissive
lambdaxymox/lean4
ae943c960a42247e06eff25c35338268d07454cb
278d47c77270664ef29715faab467feac8a0f446
refs/heads/master
1,677,891,867,340
1,612,500,005,000
1,612,500,005,000
null
0
0
null
null
null
null
UTF-8
Lean
false
false
937
lean
/- Copyright (c) 2020 Microsoft Corporation. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Leonardo de Moura -/ import Lean.Meta.Tactic.Util namespace Lean.Meta def revert (mvarId : MVarId) (fvars : Array FVarId) (preserveOrder : Bool := false) : MetaM (Array FVarId...
2e448f617413102886d9bedea243a0980d9cd508
d436468d80b739ba7e06843c4d0d2070e43448e5
/src/category_theory/groupoid.lean
43273a2472f77f079a4fbba80831147628083323
[ "Apache-2.0" ]
permissive
roro47/mathlib
761fdc002aef92f77818f3fef06bf6ec6fc1a28e
80aa7d52537571a2ca62a3fdf71c9533a09422cf
refs/heads/master
1,599,656,410,625
1,573,649,488,000
1,573,649,488,000
221,452,951
0
0
Apache-2.0
1,573,647,693,000
1,573,647,692,000
null
UTF-8
Lean
false
false
1,434
lean
/- Copyright (c) 2018 Reid Barton All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Reid Barton -/ import category_theory.category import category_theory.isomorphism import data.equiv.basic namespace category_theory universes v u -- declare the `v`'s first; see `catego...
1076ad82f7f017a120770374918246db6ab8e6f9
6432ea7a083ff6ba21ea17af9ee47b9c371760f7
/doc/examples/widgets.lean
886f7914b6373ce63e92cde933f9473f25fb83bf
[ "Apache-2.0", "LLVM-exception", "NCSA", "LGPL-3.0-only", "LicenseRef-scancode-inner-net-2.0", "BSD-3-Clause", "LGPL-2.0-or-later", "Spencer-94", "LGPL-2.1-or-later", "HPND", "LicenseRef-scancode-pcre", "ISC", "LGPL-2.1-only", "LicenseRef-scancode-other-permissive", "SunPro", "CMU-Mach"...
permissive
leanprover/lean4
4bdf9790294964627eb9be79f5e8f6157780b4cc
f1f9dc0f2f531af3312398999d8b8303fa5f096b
refs/heads/master
1,693,360,665,786
1,693,350,868,000
1,693,350,868,000
129,571,436
2,827
311
Apache-2.0
1,694,716,156,000
1,523,760,560,000
Lean
UTF-8
Lean
false
false
9,846
lean
import Lean open Lean Widget /-! # The user-widgets system Proving and programming are inherently interactive tasks. Lots of mathematical objects and data structures are visual in nature. *User widgets* let you associate custom interactive UIs with sections of a Lean document. User widgets are rendered in the Lean in...
586f037153d51f928adec1278f4a7844ed93d0dc
94e33a31faa76775069b071adea97e86e218a8ee
/src/measure_theory/integral/circle_integral_transform.lean
7dbb237f5f6db12d69f8141e1dc3ff726aed5f45
[ "Apache-2.0" ]
permissive
urkud/mathlib
eab80095e1b9f1513bfb7f25b4fa82fa4fd02989
6379d39e6b5b279df9715f8011369a301b634e41
refs/heads/master
1,658,425,342,662
1,658,078,703,000
1,658,078,703,000
186,910,338
0
0
Apache-2.0
1,568,512,083,000
1,557,958,709,000
Lean
UTF-8
Lean
false
false
7,915
lean
/- Copyright (c) 2022 Chris Birkbeck. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Chris Birkbeck -/ import analysis.complex.cauchy_integral import analysis.analytic.basic import analysis.calculus.parametric_interval_integral import data.complex.basic import measure_...
e437f453346d41c2fc2f19fab3c240c2d2d75aa7
274261f7150b4ed5f1962f172c9357591be8a2b5
/src/lists.lean
c664a8c12fc7fe5acfab280ad5f5582f45f9ffb3
[]
no_license
rspencer01/lean_representation_theory
219ea1edf4b9897b2997226b54473e44e1538b50
2eef2b4b39d99d7ce71bec7bbc3dcc2f7586fcb5
refs/heads/master
1,588,133,157,029
1,571,689,957,000
1,571,689,957,000
175,835,785
0
0
null
null
null
null
UTF-8
Lean
false
false
6,831
lean
import data.list universes U₁ U₂ def nonempty_list (γ : Type U₁) := {l : list γ // l ≠ []} namespace nonempty_list variable {γ : Type U₁} @[simp] def last (l : nonempty_list γ) := list.last l.val l.property @[simp] def head : nonempty_list γ → γ | ⟨[] , h ⟩ := absurd rfl h | ⟨ x :: t , _ ⟩ :...
ed033c3d9115b870b961fe086f4ee1bb1d89c390
3446e92e64a5de7ed1f2109cfb024f83cd904c34
/src/game/world1/level4.lean
fa7f80a6bd277f22793616ffd8092ba74c067f7c
[]
no_license
kckennylau/natural_number_game
019f4a5f419c9681e65234ecd124c564f9a0a246
ad8c0adaa725975be8a9f978c8494a39311029be
refs/heads/master
1,598,784,137,722
1,571,905,156,000
1,571,905,156,000
218,354,686
0
0
null
1,572,373,319,000
1,572,373,318,000
null
UTF-8
Lean
false
false
4,228
lean
import mynat.definition -- hide namespace mynat -- hide /- # World 1 : Tutorial world ## level 4: Peano's axioms. Way back on page 1 we imported a file called `mynat.definition`. This gave us the type `mynat` of natural numbers. But it also gave us some other things, which we'll take a look at now: * a term `0 :...