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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87f6fc6b6a
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feat(library/algebra/ring): remove sorrys
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2015-03-30 11:55:48 -07:00 |
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Leonardo de Moura
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75621df52b
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feat(frontends/lean): uniform notation for lists in tactics
closes #504
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2015-03-27 17:54:48 -07:00 |
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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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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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f9ff4ee6bd
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refactor(library/algebra/ring): use rewrite tactic at ring module
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2015-02-08 17:35:01 -08:00 |
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Leonardo de Moura
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96c161a659
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feat(library/algebra/ring): simplify ring theorems using rewrite tactic
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2015-02-05 18:48:02 -08:00 |
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Jeremy Avigad
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8d5a7a96b6
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feat(library/data/nat/div): revise theorems, add lcm
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2015-01-31 21:52:35 -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 |
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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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2717adde94
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feat(library/unifier): add option 'unifier.conservative', use option by default in the calc_assistant
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2015-01-19 16:23:29 -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 |
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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 |
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Leonardo de Moura
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3d63c0b5dc
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refactor(library/algebra/ring): using new structure instance syntax sugar to define instance
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2015-01-16 17:42:30 -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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5bc6dd84cf
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feat(library/data/nat): make nat an instance of comm_semiring
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2014-12-23 21:14:35 -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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Jeremy Avigad
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0f0da64264
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refactor(library/data/int): make int instance of integral domain
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2014-12-22 15:33:42 -05:00 |
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Jeremy Avigad
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da7a403b6c
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refactor(library/algebra/ring): make dvd a definition
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2014-12-22 15:33:41 -05:00 |
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Jeremy Avigad
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9d2587c79b
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refactor(library/data/int/basic): make the integers an instance of ring
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2014-12-17 13:32:38 -05:00 |
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Leonardo de Moura
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5cf8064269
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refactor(library): rename exists_elim and exists_intro to exists.elim
and exists.intro
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2014-12-15 19:07:38 -08:00 |
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Jeremy Avigad
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3e9a484851
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refactor(library/logic/connectives): rename theorems
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2014-12-15 15:05:44 -05:00 |
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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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Leonardo de Moura
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d6c8e23b03
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refactor(library/init/logic): move theorems to library/logic
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2014-12-12 13:24:17 -08:00 |
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Jeremy Avigad
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57effaf1a9
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refactor(library/algebra): use new naming conventions, add information to speed up proofs
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2014-12-02 12:14:14 -08:00 |
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Leonardo de Moura
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697d4359e3
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refactor(library): add 'init' folder
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2014-11-30 20:34:12 -08:00 |
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Jeremy Avigad
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58e325f0af
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feat(library/algebra): add to developments of group, ordered_group, and ring
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2014-11-28 22:54:15 -08:00 |
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Leonardo de Moura
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df51ba8b7c
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feat(library/definitional/projection): use strict implicit inference, closes #344
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2014-11-25 18:04:06 -08:00 |
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Jeremy Avigad
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4420f0dc0c
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feat(library/algebra/group): add ordered semigroups
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2014-11-17 18:32:14 -08:00 |
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Jeremy Avigad
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0d982cceed
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feat(library/algebra/ring): begin theory of semirings and rings
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2014-11-14 17:27:35 -08:00 |
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