Jeremy Avigad
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928fc3ab81
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feat(library/algebra/order,library/data/{nat,int}/order): make gt, ge reducible, add transitivity rules
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2015-01-26 20:38:21 -05:00 |
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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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Jeremy Avigad
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58057c5d99
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feat(library/algebra/ordered_group): add abs
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2015-01-21 15:46:17 -08:00 |
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Leonardo de Moura
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8323d580b1
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refactor(library/algebra/order): factor out proofs
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2015-01-20 15:28:46 -08:00 |
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Jeremy Avigad
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50f03c5a09
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refactor(library/data/nat/order): make nat order an instance of linear_ordered_semigroup, rename various theorems
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2015-01-07 18:18:28 -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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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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1bffd8dd21
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refactor(library/algebra/order): change strong order pair, adopt new naming conventions
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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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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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4a955c0f92
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feat(library/algebra/order): begin theory of orders
feat(library/algebra/order): begin theory of orders
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2014-11-08 19:07:59 -08:00 |
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