Rob Lewis
|
1f4765e30a
|
feat(library/algebra/ordered_ring): add theorems used for rational upper bounds
|
2015-06-16 11:30:12 -07:00 |
|
Jeremy Avigad
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e59400b58c
|
feat(library/data/int/{div,gcd}): add some theorems, to reduce rationals
|
2015-06-08 22:43:51 +10:00 |
|
Jeremy Avigad
|
ffa648a090
|
feat/refactor(library/*): various additions and improvements
|
2015-06-01 12:35:44 +10:00 |
|
Jeremy Avigad
|
cc0a620db1
|
feat(library/data/{nat,int}/div.lean): add to and improve div library
|
2015-05-30 22:10:21 +10:00 |
|
Rob Lewis
|
4b67cd1f97
|
feat(library/algebra): update algebraic hierarchy to be more constructive
|
2015-05-29 14:11:50 +10:00 |
|
Jeremy Avigad
|
fdc89cd285
|
refactor(library/algebra/order.lean,library/{data,algebra}/*): use better names for order theorems
|
2015-05-25 16:50:42 -07:00 |
|
Jeremy Avigad
|
8bebd104ff
|
refactor(library/*): remove 'Module:' lines
|
2015-05-23 20:52:23 +10:00 |
|
Leonardo de Moura
|
19361f0196
|
feat(library/unifier): do not fire type class resolution as last resort when type contains metavariables
see discussion at #604
|
2015-05-18 15:45:23 -07:00 |
|
Leonardo de Moura
|
3912bc24c8
|
feat(frontends/lean): nicer syntax for 'intros' 'reverts' and 'clears'
|
2015-04-30 11:00:39 -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
|
56af7ba535
|
feat(library/algebra/ordered_ring): remove sorry
|
2015-03-30 11:01:26 -07:00 |
|
Rob Lewis
|
abcc56a2a7
|
feat(library/algebra):refactor field and ordered_field more appropriately
|
2015-03-27 11:54:11 -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
|
18ab9ce4e1
|
feat(library/algebra/ordered_ring): improve performance using rewrite tactic
|
2015-03-01 10:10:44 -08:00 |
|
Leonardo de Moura
|
3c24461e51
|
refactor(*): modify '|' binding power, use 'abs a' instead of '|a|', and '(a | b)' instead of 'a | b'
|
2015-02-25 15:18:21 -08:00 |
|
Leonardo de Moura
|
ae7b5a9bc9
|
fix(library/algebra): add missing [reducible]
It addresses issues raised at #403
|
2015-01-21 15:53:56 -08:00 |
|
Jeremy Avigad
|
44642a4285
|
feat(library/algebra/ordered_ring,library/data/int/): add sign and theorems about abs, make int an instance, port theorems
|
2015-01-21 15:46:17 -08:00 |
|
Leonardo de Moura
|
21a3d918ff
|
refactor(library/algebra/ordered_ring): use cleaner hack for improving performance
|
2015-01-19 17:41:11 -08:00 |
|
Leonardo de Moura
|
7149c49553
|
refactor(library/algebra): factor out proofs from coercions
Coercions/instances should be simple definitions
|
2015-01-19 13:00:24 -08:00 |
|
Leonardo de Moura
|
edcc92d9c7
|
feat(frontends/lean): remove 'using' from structure instance command
|
2015-01-17 09:38:10 -08:00 |
|
Leonardo de Moura
|
50fe085374
|
refactor(library/algebra/ordered_ring): using new structure instance syntax sugar to define instances
|
2015-01-16 18:01:08 -08:00 |
|
Jeremy Avigad
|
cecabbb401
|
refactor(library/data/int,library/algebra): make int an instnance of ordered ring, rename theorems
|
2014-12-26 16:25:05 -05:00 |
|
Jeremy Avigad
|
25394dddb7
|
refactor(library): change mul.left_id to mul_one, and similarly for mul.right_id, add.left_id, add.right_id
|
2014-12-23 21:14:36 -05:00 |
|
Jeremy Avigad
|
486bc321ff
|
refactor(library/data/nat): rename theorems
|
2014-12-23 21:14:35 -05:00 |
|
Leonardo de Moura
|
628faa10eb
|
refactor(library/algebra/ordered_ring): add workarounds to improve performance
|
2014-12-13 13:12:25 -08:00 |
|
Jeremy Avigad
|
6f775be1b6
|
feat(library/algebra/ordered_ring): start on ordered_ring, and minor changes elsewhere
|
2014-12-13 11:35:35 -08:00 |
|