Leonardo de Moura
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cb9830beaf
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refactor(library/logic/choice): move prop_decidable instance into namespace 'classical'
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2015-08-12 17:06:15 -07:00 |
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Leonardo de Moura
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b4024982a2
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refactor(library/data): move vector as indexed family to examples folder
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2015-08-12 15:05:14 -07:00 |
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Leonardo de Moura
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840c1a3693
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refactor(library/data): rename vec to fixed_list
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2015-08-12 14:38:21 -07:00 |
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Leonardo de Moura
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cee9d6b092
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feat(library/data/hf): define Hereditarily finite sets
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2015-08-11 16:56:06 -07:00 |
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Leonardo de Moura
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6fd3affeb1
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feat(library/data/finset/equiv): show that (finset nat) is isomorphic to nat
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2015-08-11 15:54:14 -07:00 |
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Leonardo de Moura
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1cacac2789
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feat(library/data/nat/parity): add auxiliary lemma
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2015-08-11 14:20:58 -07:00 |
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Leonardo de Moura
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a5615a6ea7
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feat(library/data/finset/equiv): start bijection from (finset nat) to nat
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2015-08-10 19:42:09 -07:00 |
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Leonardo de Moura
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0e98f10c96
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feat(library/data/nat/div): add div_div_eq_div_mul theorem for nat
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2015-08-10 19:30:00 -07:00 |
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Leonardo de Moura
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de3d0e4162
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feat(library/data/list/comb): show that (list A) is isomorphic to A if A is isomorphic to nat
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2015-08-10 16:04:02 -07:00 |
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Leonardo de Moura
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303e9031d6
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feat(library/data/encodable): add encodable subtypes
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2015-08-10 09:54:48 -07:00 |
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Leonardo de Moura
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56e2e0c0a5
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feat(library/data/encodable): show that (finset A) is encodable when A is encodable
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2015-08-10 07:47:00 -07:00 |
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Leonardo de Moura
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70bd95d931
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feat(library/data/list): show that (sort R l1 = sort R l2) when R is a decidable total order and l1 is a permutation of l2
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2015-08-09 23:36:08 -07:00 |
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Leonardo de Moura
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2a22c75e52
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feat(library/data/list/sort): prove that (sort R l) is strongly_sorted
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2015-08-09 23:36:07 -07:00 |
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Leonardo de Moura
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5ca37dace0
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fix(library/data/nat/order): fixes #786
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2015-08-09 23:36:07 -07:00 |
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Leonardo de Moura
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f9b2b93f7a
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refactor(library/algebra/complete_lattice): add alternative definitions of complete_lattice and convertions between them
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2015-08-09 20:40:07 -07:00 |
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Jeremy Avigad
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d17f72eb7c
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fix(library/data/set/filter): adapt to change in complete_lattice structure
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2015-08-09 22:36:04 -04:00 |
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Jeremy Avigad
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b130a144c8
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feat(library/data/set/filter): add filters, show they form a complete lattice
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2015-08-09 22:14:25 -04:00 |
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Jeremy Avigad
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244052b413
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refactor(library/data/set/*): rename setext to ext
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2015-08-09 22:14:25 -04:00 |
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Jeremy Avigad
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d77bdaabc2
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refactor(library/logic/eq): rename two theorems
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2015-08-09 22:13:18 -04:00 |
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Jeremy Avigad
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eca3437388
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refactor(library/algebra/ring): add alternate names for dvd.intro, dvd.intro_left
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2015-08-09 22:13:18 -04:00 |
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Jeremy Avigad
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209d7b07aa
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feat(library/data/set/basic): add a few theorems
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2015-08-09 22:13:18 -04:00 |
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Leonardo de Moura
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276771e6ca
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feat(library/data/list/sort): add sort for lists
TODO: prove the result is sorted, prove that l1 ~ l2 -> sort R l1 = sort R l2
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2015-08-09 14:23:09 -07:00 |
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Leonardo de Moura
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b4828283fa
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feat(library/data/list/sorted): add locally_sorted, sorted and strongly_sorted predicates for lists
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2015-08-09 10:28:41 -07:00 |
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Leonardo de Moura
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7ddcfa5225
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feat(library/algebra/complete_lattice): add basic theorems for complete_lattices
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2015-08-08 23:18:36 -07:00 |
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Leonardo de Moura
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b2415f7b4b
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feat(library/data/set/basic): add basic 'set' theorems
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2015-08-08 23:18:20 -07:00 |
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Jeremy Avigad
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8f815cabc0
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refactor(library/data/finset/comb,library/data/set/basic,library/*): rename 'filter' to 'sep' to free up 'set.filter'
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2015-08-08 18:10:44 -04:00 |
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Jeremy Avigad
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4b39400439
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feat(library/data/{int,rat,real}/bigops): add bigops for int, rat, real
Because migrate does not handle parameters, we have to migrate by hand.
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2015-08-08 17:20:23 -04:00 |
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Jeremy Avigad
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f97298394b
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feat(library/data/nat/bigops,library/data/set/card,library/*): add set versions of bigops for nat
This required splitting data/set/card.lean from data/set/finite.lean, to avoid dependencies
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2015-08-08 17:20:23 -04:00 |
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Leonardo de Moura
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582dbecfd0
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feat(library,hott): add notation T1 : T2 as syntax sugar for (focus (T1; all_goals T2))
closes #775
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2015-08-08 10:16:25 -07:00 |
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Leonardo de Moura
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ecf9c825ac
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feat(library/algebra/complete_lattice): add 'complete_lattice' structure
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2015-08-08 07:38:49 -07:00 |
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Jeremy Avigad
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fce042ef79
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feat(library/algebra/group_set_bigops.lean): add set versions of bigops
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2015-08-08 04:23:52 -07:00 |
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Jeremy Avigad
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eaf886cb5a
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refactor(library/algebra/group_bigops,library/*): put group_bigops in 'finset' namespace, in preparation for set versions
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2015-08-08 04:23:52 -07:00 |
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Jeremy Avigad
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31eed7faea
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feat(library/data/set,finset): finish porting properties of card to sets
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2015-08-08 04:23:52 -07:00 |
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Jeremy Avigad
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1b0773b604
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feat(library/data/set/basic,finite): add more finiteness facts
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2015-08-08 04:23:52 -07:00 |
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Leonardo de Moura
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06f20694c8
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fix(frontends/lean/builtin_exprs): fixes #768
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2015-08-08 04:20:17 -07:00 |
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Jeremy Avigad
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7df59d8b12
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feat(library/data/set/finite): add more finiteness facts
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2015-08-07 13:45:16 -07:00 |
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Jeremy Avigad
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eb181485eb
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feat(library/data/set/finite): start the theory of finite sets
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2015-08-07 13:45:16 -07:00 |
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Jeremy Avigad
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d6bde18b46
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feat,refactor(library/data/{finset,set}/*,src/emacs/lean-input.el): add powerset and notation, and some tidying
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2015-08-07 13:45:15 -07:00 |
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Jeremy Avigad
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7b4ebb9866
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feat,refactor(library/data/finset/*): add priorities for finset notation, add some theorems
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2015-08-07 13:45:15 -07:00 |
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Floris van Doorn
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e51ba09a27
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feat(hott): add types.sum, greatly expand types.prod, minor changes in types.sigma and types.pi
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2015-08-07 13:34:41 -07:00 |
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Floris van Doorn
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d111607890
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feat(hott): add file which maps sections of the HoTT book to the HoTT library
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2015-08-07 13:34:41 -07:00 |
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Rob Lewis
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00262e4e47
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feat(library/algebra): finish adding one-directional versions of iff theorems
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2015-08-07 13:30:23 -07:00 |
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Rob Lewis
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11bb342819
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style(library/data/real): clean up proofs in basic.lean
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2015-08-07 13:30:23 -07:00 |
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François G. Dorais
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fc6b41ee0e
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fix(algebra/group_power): change notation suggested by @avigad
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2015-08-04 16:23:31 -04:00 |
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François G. Dorais
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155e22c92c
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feat(library/algebra/group_power): add times (additive variant of power)
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2015-08-04 16:23:31 -04:00 |
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Floris van Doorn
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11b1f416f6
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feat(nat): add unfold attributes to add, mul, sub and of_num in namespace nat_esimp in both libraries
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2015-08-04 13:23:20 +02:00 |
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Jeremy Avigad
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9ff0097223
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refactor(library/algebra/{lattice,order},library/data/nat): split lattice from order, make nat an instance of discrete linear order
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2015-08-03 22:41:56 -04:00 |
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Jeremy Avigad
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0def951efa
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refactor(library/data/nat/sub,*): get rid of diff, tidy some max and min theorems
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2015-08-03 22:41:56 -04:00 |
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François G. Dorais
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131b344519
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feat(library/algebra/group_power): add times (additive variant of power)
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2015-08-04 01:58:57 +02:00 |
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Rob Lewis
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e004ed8cba
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feat(library/algebra): add one directional versions of iff theorems
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2015-08-03 17:16:18 -04:00 |
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