Floris van Doorn
fd89aa77a3
feat(hott): prove Yoneda lemma
2015-09-11 23:35:21 -07:00
Leonardo de Moura
cae2271818
refactor(hott/algebra/category/adjoint): rewrite expensive proof
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see #815
2015-09-01 16:59:14 -07:00
Floris van Doorn
a8964adb9c
fix(hott): make sure there are no sorry's visible
2015-09-01 15:17:46 -07:00
Floris van Doorn
7e52c49dce
feat(hott): many changes is the HoTT library
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Prove that 'is_left_adjoint F' is a mere proposition, although this proof is commented out because it takes ~10 seconds
2015-09-01 15:17:46 -07:00
Floris van Doorn
ad5cda48a8
refactor(hott): move cubical folder and files eq2, function and hprop_trunc from types/ to the root HoTT directory
2015-08-07 13:34:41 -07:00
Floris van Doorn
189293b5d4
fix(init.path): rename transport_compose to tr_compose
2015-08-07 13:34:41 -07:00
Floris van Doorn
7a780b1b60
feat(hott): various minor changes in the HoTT library
2015-08-04 13:01:11 +02:00
Leonardo de Moura
b3cd3efbb4
refactor(hott): fix "sorry"s at int/basic.hlean, and comment the remaining "sorry"s
2015-07-27 08:34:11 -07:00
Leonardo de Moura
4b1b3e277f
feat(frontends/lean): rename '[unfold-c]' to '[unfold]' and '[unfold-f]' to '[unfold-full]'
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see issue #693
2015-07-07 16:37:06 -07:00
Leonardo de Moura
de90926eed
refactor(hott): adjust HoTT library to new support for projections
2015-06-26 17:18:30 -07:00
Floris van Doorn
124c9d3d8a
feat(hott): various cleanup and fixes, rename \~ to ~, expand types.pointed
2015-06-25 22:31:40 -04:00
Floris van Doorn
fa1979c128
feat(datatypes): let the type of unit be the lowest non-Prop universe
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The definitional package (brec_on and cases_on) now use poly_unit instead of unit
closes #698
2015-06-25 17:33:46 -07:00
Leonardo de Moura
5830d7d037
refactor(hott/algebra/category/yoneda): reduce compilation time using 'rewrite' tactic
2015-06-18 15:52:08 -07:00
Leonardo de Moura
62e1be897c
test(hott/algebra/category): test new 'abstract ... end' expression in the HoTT library
2015-06-12 17:53:01 -07:00
Leonardo de Moura
8b7dc4e03a
feat(frontends/lean): apply eta-reduction in postprocessing step
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Perhaps, we should add an option to disable this new feature.
Remark: this commit makes commit 46d418a46d418a
2015-06-10 16:29:30 -07:00
Leonardo de Moura
6f6848968d
feat(frontends/lean/coercion_elaborator): "coercion lifting" for backtracking case
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closes #252
2015-05-30 16:44:26 -07:00
Floris van Doorn
4a29f4bdd4
feat(types): incorporate pathovers in the files of the types folder
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Conflicts:
hott/cubical/pathover.hlean
2015-05-26 21:37:01 -07:00
Floris van Doorn
0b12d51b25
feat(hott): use pathovers in all the recursors of hits
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move pathover file to the init folder
2015-05-26 21:37:01 -07:00
Floris van Doorn
54ed8a8e76
feat(hott): small changes in init and category
2015-05-26 21:37:01 -07:00
Jeremy Avigad
33214f0895
refactor(hott/*): remove 'Module:' lines
2015-05-23 20:52:58 +10:00
Leonardo de Moura
e1c2340db2
fix(frontends/lean): consistent behavior for protected declarations
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see https://github.com/leanprover/lean/issues/604#issuecomment-103265608
closes #609
2015-05-18 22:35:18 -07:00
Floris van Doorn
c430d1d5ba
feat(category.constructions): define comma category
2015-05-18 15:59:55 -07:00
Floris van Doorn
eedf1992bf
feat(functor): prove sorry's, and shorten some proofs
2015-05-18 15:59:55 -07:00
Floris van Doorn
2144036cdb
feat(hott.circle): prove that the fundamental group of the circle is equal to the integers, as groups
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Also many minor fixes at various places
2015-05-18 15:59:55 -07:00
Leonardo de Moura
19361f0196
feat(library/unifier): do not fire type class resolution as last resort when type contains metavariables
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see discussion at #604
2015-05-18 15:45:23 -07:00
Leonardo de Moura
0b57f7d00a
refactor(library/tactic): refine interface between tactic and proof-term modes
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Some constraints were being lost with the previous interface.
This is why we had a workaround in fintype.lean.
We can also remove some hacks we have used in the past.
2015-05-07 18:02:51 -07:00
Floris van Doorn
7cfac38eda
feat(hott): port parts of natural numbers and integers from standard library to HoTT
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This also involves:
- adding definitions about logic and natural numbers existing in the standard library to init
- porting the current algebraic hierarchy
2015-05-07 16:39:03 -07:00
Floris van Doorn
90f1a691fd
feat(hott): change notation of transport to correspond with standard library
2015-05-07 16:39:03 -07:00
Floris van Doorn
8b4756f9c8
feat(hott): port nat from standard library to HoTT library; make script to port files
2015-05-07 16:39:03 -07:00
Leonardo de Moura
21ee0a5ff9
refactor(hott/algebra/category/constructions/functor): cleanup proof
2015-05-07 15:29:02 -07:00
Leonardo de Moura
4e1146a2d5
refactor(hott,library): test new tactics in the HoTT and standard libraries
2015-05-02 22:22:31 -07:00
Leonardo de Moura
9ba8b284a1
fix(library/tactic/apply_tactic): add eapply, and fix issue #361
2015-05-01 15:08:00 -07:00
Leonardo de Moura
3912bc24c8
feat(frontends/lean): nicer syntax for 'intros' 'reverts' and 'clears'
2015-04-30 11:00:39 -07:00
Floris van Doorn
297d50378d
feat(hott): add definitions using truncations and theorems about them
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define embedding, (split) surjection, retraction, existential quantifier, 'or' connective
also add a whole bunch of theorems about these definitions
still has two sorry's which can be solved after #564 is closed
2015-04-29 10:04:07 -07:00
Floris van Doorn
40086d0084
feat(hott): standardize the naming of definitions proving equality of elements of a structure
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examples:
foo_eq : Pi {A B : foo}, _ -> A = B
foo_mk_eq : Pi _, foo.mk _ = foo.mk _ (if constructor is called "bar", then this becomes "bar_eq")
foo_eq_equiv : Pi {A B : foo}, (A = B) ≃ _
also changed priority of some instances of is_trunc
2015-04-29 10:04:06 -07:00
Floris van Doorn
b70841171a
fix(hott): rename retr and sect to right_inv and left_inv
2015-04-29 10:04:06 -07:00
Floris van Doorn
797a2d2047
refactor(category): merge precategory/ and category/, organize construction files differently.
2015-04-29 10:04:06 -07:00
Floris van Doorn
23e6a3131d
feat(precategory): add two redundant fields to precategory. Also some cleanup.
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In particular, all instances of "set_option apply.class_instance false" are removed
2015-04-29 10:04:06 -07:00
Leonardo de Moura
75621df52b
feat(frontends/lean): uniform notation for lists in tactics
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closes #504
2015-03-27 17:54:48 -07:00
Leonardo de Moura
227de07758
fix(hott/algebra/category/constructions): avoid type class resolution loop
2015-03-23 11:32:20 -07:00
Floris van Doorn
8948926a07
style(hott/algebra/precategory): some cleanup
2015-03-16 17:15:51 -07:00
Floris van Doorn
c914b79341
feat(hott/algebra/category): show that functor category is univalent if codomain is
2015-03-16 17:15:51 -07:00
Floris van Doorn
71f9a5d1d2
feat(hott/algebra/precategory): do lots of stuff with categories
2015-03-16 17:15:51 -07:00
Jeremy Avigad
c09f1c4eaf
feat(*.md): create markdown files for HoTT library, update ones in standard library
2015-03-04 18:33:18 -08:00
Floris van Doorn
704f2b2697
feat(hott/algebra/category): prove that set is a univalent category assuming is_equiv is an hprop
2015-03-04 00:22:41 -05:00
Floris van Doorn
1559e0e58c
feat(hott): some more renaming in category library
2015-02-28 01:16:23 -05:00
Floris van Doorn
326eaffafb
style(hott/algebra): rename theorems in the HoTT category libraries
2015-02-28 01:16:23 -05:00
Floris van Doorn
219f7ae11a
feat(hott/algebra/precategory): general cleanup in precategories, define uncurrying functor
2015-02-28 01:16:23 -05:00
Floris van Doorn
f513538631
feat(hott): more cleanup of HoTT library
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remove funext class,
remove a couple of sorry's,
add characterization of equality in trunctypes,
use Jeremy's format for headers everywhere in the HoTT library,
continue working on Yoneda embedding
2015-02-26 13:19:54 -05:00
Floris van Doorn
c091acc55b
feat(hott): remove funext as type class, add theorems to prove equalities between functors and natural transformations
2015-02-26 12:52:33 -05:00
