Leonardo de Moura
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77d5657813
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refactor(library/algebra/function): move function.lean to init folder
Motivation: this file defines basic things such as function composition.
In the HoTT library, it is located in the init folder.
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2015-07-06 07:29:56 -07:00 |
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Jeremy Avigad
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8bebd104ff
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refactor(library/*): remove 'Module:' lines
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2015-05-23 20:52:23 +10:00 |
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Leonardo de Moura
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306087b5d3
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refactor(library/data): rename 'countable' to 'encodable', define countable in the usual way, and prove all 'encodable' type is 'countable'
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2015-04-19 14:20:47 -07:00 |
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Leonardo de Moura
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7529ee0a5c
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feat(library/data/countable): prove axiom of choice and skolem theorem for countable types and decidable relations
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2015-04-16 12:36:27 -07:00 |
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Leonardo de Moura
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0dd7667836
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feat(library/data/countable): choice function for countable types
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2015-04-16 12:29:06 -07:00 |
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Leonardo de Moura
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b14d3dbeba
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chore(library/data/countable): add copyright notice
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2015-04-16 09:24:53 -07:00 |
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Leonardo de Moura
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036900280d
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feat(library/data/countable): show that a type is countable by providing an injection to a type already known to be countable
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2015-04-15 10:30:24 -07:00 |
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Leonardo de Moura
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039f1de524
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fix(library/data/countable): typos
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2015-04-14 21:26:56 -07:00 |
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Leonardo de Moura
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9534cfe92f
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feat(library/data/countable): prove that (list A) is countable if A is countable
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2015-04-14 21:17:18 -07:00 |
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Leonardo de Moura
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a7db8a2bac
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theorem(library/data/countable): prove that the product of two countable types is countable
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2015-04-14 20:39:58 -07:00 |
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Leonardo de Moura
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2453a6ab45
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feat(library/data/countable): define countable type class
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2015-04-14 09:01:15 -07:00 |
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