Leonardo de Moura
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3912bc24c8
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feat(frontends/lean): nicer syntax for 'intros' 'reverts' and 'clears'
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2015-04-30 11:00:39 -07:00 |
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Leonardo de Moura
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754276a660
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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
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2015-04-06 09:24:09 -07:00 |
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Leonardo de Moura
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56af7ba535
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feat(library/algebra/ordered_ring): remove sorry
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2015-03-30 11:01:26 -07:00 |
|
Rob Lewis
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abcc56a2a7
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feat(library/algebra):refactor field and ordered_field more appropriately
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2015-03-27 11:54:11 -07:00 |
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Jeremy Avigad
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765f6f21f8
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fix(library/algebra/ring.lean): allow degenerate semirings and rings, but not degenerate ordered_semirings and ordered_rings. Closes #478.
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2015-03-25 18:29:06 -07:00 |
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Leonardo de Moura
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18ab9ce4e1
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feat(library/algebra/ordered_ring): improve performance using rewrite tactic
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2015-03-01 10:10:44 -08:00 |
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Leonardo de Moura
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3c24461e51
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refactor(*): modify '|' binding power, use 'abs a' instead of '|a|', and '(a | b)' instead of 'a | b'
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2015-02-25 15:18:21 -08:00 |
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Leonardo de Moura
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ae7b5a9bc9
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fix(library/algebra): add missing [reducible]
It addresses issues raised at #403
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2015-01-21 15:53:56 -08:00 |
|
Jeremy Avigad
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44642a4285
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feat(library/algebra/ordered_ring,library/data/int/): add sign and theorems about abs, make int an instance, port theorems
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2015-01-21 15:46:17 -08:00 |
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Leonardo de Moura
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21a3d918ff
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refactor(library/algebra/ordered_ring): use cleaner hack for improving performance
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2015-01-19 17:41:11 -08:00 |
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Leonardo de Moura
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7149c49553
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refactor(library/algebra): factor out proofs from coercions
Coercions/instances should be simple definitions
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2015-01-19 13:00:24 -08:00 |
|
Leonardo de Moura
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edcc92d9c7
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feat(frontends/lean): remove 'using' from structure instance command
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2015-01-17 09:38:10 -08:00 |
|
Leonardo de Moura
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50fe085374
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refactor(library/algebra/ordered_ring): using new structure instance syntax sugar to define instances
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2015-01-16 18:01:08 -08:00 |
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Jeremy Avigad
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cecabbb401
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refactor(library/data/int,library/algebra): make int an instnance of ordered ring, rename theorems
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2014-12-26 16:25:05 -05:00 |
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Jeremy Avigad
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25394dddb7
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refactor(library): change mul.left_id to mul_one, and similarly for mul.right_id, add.left_id, add.right_id
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2014-12-23 21:14:36 -05:00 |
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Jeremy Avigad
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486bc321ff
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refactor(library/data/nat): rename theorems
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2014-12-23 21:14:35 -05:00 |
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Leonardo de Moura
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628faa10eb
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refactor(library/algebra/ordered_ring): add workarounds to improve performance
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2014-12-13 13:12:25 -08:00 |
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Jeremy Avigad
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6f775be1b6
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feat(library/algebra/ordered_ring): start on ordered_ring, and minor changes elsewhere
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2014-12-13 11:35:35 -08:00 |
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