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563 commits

Author SHA1 Message Date
Leonardo de Moura
e33946ff02 feat(library/data/nat/fact): define factorial 2015-07-02 20:25:34 -07:00
Leonardo de Moura
4ae9f3ea81 feat(library/coercion): new coercion manager 
closes #668
 2015-07-01 16:32:34 -07:00
Leonardo de Moura
0f64a6e545 feat(library/data/rat/order): use 'trans-instance' to improve performance of migrate command 2015-07-01 08:57:10 -07:00
Leonardo de Moura
cf574d0127 feat(library): assign priorities to notation declarations in the standard library 
Now, even if the user opens the namespaces in the "wrong" order, the
notation + coercions will behave as expected.
 2015-06-30 17:38:13 -07:00
Leonardo de Moura
b5444c1314 refactor(frontends/lean/builtin_cmds): allow "constant" edges in the instance transitive closure graph 2015-06-29 18:57:05 -07:00
Jeremy Avigad
e6ce5d9b72 refactor(library/data/fin): put fin.val coercion in fin namespace 2015-06-29 21:24:38 +10:00
Jeremy Avigad
a54fb42f87 refactor(library/data/int/basic): put int.of_nat coercion in int namespace 2015-06-29 21:00:42 +10:00
Jeremy Avigad
130eb3f6d9 fix(library/data/int/basic): change notation from -[n+1] to -[1+n] to avoid conflict e.g. with -[coercions] 2015-06-29 15:23:11 +10:00
Jeremy Avigad
b19331f28f feat(library/data/nat/order): add theorems for max and min 2015-06-29 15:23:11 +10:00
Jeremy Avigad
1a164d8fc9 feat(library/algebra/ordered_group): add theorems for max and min 2015-06-29 15:23:11 +10:00
Jeremy Avigad
70e551c6d6 feat(library/algebra/order,library/data/nat/order,library/*): instantiate nat to lattice, add theorems 2015-06-29 15:23:11 +10:00
Jeremy Avigad
93e5124d71 feat(library/algebra/order): add lattices, min, max 2015-06-29 15:23:11 +10:00
Leonardo de Moura
3cd81051c6 refactor(library/data/real/division): remove unnecessary 'xrewrite' 2015-06-27 14:07:32 -07:00
Jeremy Avigad
f8d8a2aed6 feat(library/data/nat/div): add characterization of mod 2015-06-27 18:51:44 +10:00
Jeremy Avigad
829c3fb22c refactor(library/data/int/div): reorient of_nat_div and of_nat_mod 2015-06-27 18:47:36 +10:00
Jeremy Avigad
7c118f40fe feat(library/data/nat/sub): add calculation facts for sub 2015-06-27 18:41:57 +10:00
Leonardo de Moura
a2cbf3dbca refactor(library/data/fin): adjust proofs to support new approach for projections 2015-06-26 17:18:29 -07:00
Floris van Doorn
124c9d3d8a feat(hott): various cleanup and fixes, rename \~ to ~, expand types.pointed 2015-06-25 22:31:40 -04:00
Leonardo de Moura
d2e64d30e8 refactor(library/data/quotient): make proofs more robust 2015-06-25 17:48:58 -07:00
Jeremy Avigad
a0461262d0 feat(library/data/real/*.lean): migrate theorems from algebra 2015-06-25 17:30:12 -07:00
Rob Lewis
4161b9ccbf feat(library/data/real): rearrange constant sequence theorems to introduce rat coercion earlier. begin migrating theorems from algebra 2015-06-25 17:30:12 -07:00
Rob Lewis
afcf785f03 chore(library/data): update data.md 2015-06-25 17:30:12 -07:00
Leonardo de Moura
8967f57818 refactor(library/data/list): reduce reliance on definitional equality 2015-06-24 15:58:19 -07:00
Jeremy Avigad
7d204fdd91 refactor(library/data/finset/card.lean): add useful facts, shorter proof of eq_card_of_eq_subset 2015-06-20 21:13:00 -07:00
Leonardo de Moura
ee0d919c6f feat(library/data/finset/card): add eq_of_card_eq_of_subset theorem 2015-06-19 20:05:32 -07:00
Leonardo de Moura
2910c780d0 feat(library/data/finset/basic): add auxiliary card lemma 2015-06-19 20:05:32 -07:00
Leonardo de Moura
4246a64913 feat(library/data/finset/basic): add more theorems for finset erase 2015-06-19 20:05:32 -07:00
Leonardo de Moura
70fc05294b refactor(library/local_context): avoid hack in local_context 2015-06-18 15:41:00 -07:00
Leonardo de Moura
d12b5613c6 feat(library/data/set): show that (set A) is a comm_semiring 2015-06-17 09:53:50 -07:00
Haitao Zhang
1aff1f7cde fix(library/data/fintype/function): make inj_of_nodup and nodup_of_inj more general 2015-06-16 19:17:53 -07:00
Haitao Zhang
8817042318 feat(library/data/fin) : establish add_comm_group on fin using madd 2015-06-16 16:38:47 -07:00
Leonardo de Moura
d43e0891ae fix(library/init/logic): make sure library can be compiled using '--to_axiom' option 2015-06-16 13:10:08 -07:00
Rob Lewis
a72ca936c0 chore(library/real): replace theorems with versions from algebra 2015-06-16 11:30:12 -07:00
Rob Lewis
b94d0a948d chore(library/data/real): replace theorems with more general versions from algebra 2015-06-16 11:30:12 -07:00
Rob Lewis
8d0518444d chore(library/data/{pnat, real}): rename pnat theorems 2015-06-16 11:30:12 -07:00
Rob Lewis
ff0ba6687e feat(library/algebra/ordered_field): move identity about abs to ordered_field 2015-06-16 11:30:12 -07:00
Rob Lewis
090f00458d chore(library/data/real): remove redundant theorems 2015-06-16 11:30:12 -07:00
Rob Lewis
34868d196e feat(library/data/rat): define pos natural upper bounds of rationals 2015-06-16 11:30:12 -07:00
Rob Lewis
1f4765e30a feat(library/algebra/ordered_ring): add theorems used for rational upper bounds 2015-06-16 11:30:12 -07:00
Rob Lewis
cf7c85e5fd feat(library/data/real): fill in lots of sorrys about pnats 2015-06-16 11:30:12 -07:00
Rob Lewis
a79ec6b0d4 feat(library/data/pnat): move facts about positive nats to their own file 2015-06-16 11:30:12 -07:00
Jeremy Avigad
9249ebdaab feat(library/data/{nat,int}/div.lean): add properties of add and mod 2015-06-15 22:53:11 +10:00
Jeremy Avigad
a4a8253f50 refactor(library,hott,tests): rename succ_inj to succ.inj, add abbreviation eq_of_succ_eq_succ 2015-06-15 22:52:38 +10:00
Haitao Zhang
679bb8b862 feat(library/data/fin): add more theorems on finite ordinals 
Add defintional equalities, properties of lifting and lowering functions, and definitions of madd.
 2015-06-14 20:49:47 -07:00
Haitao Zhang
844d59c2ae feat(library/data/fintype/function): add theorems of all nodup lists and all injective functions 2015-06-14 20:49:47 -07:00
Haitao Zhang
ef4b4d19ce feat(library/data/list/basic): add cons related equalities 2015-06-14 16:59:56 -07:00
Haitao Zhang
798b240149 fix(library/data/list/comb): adjust dmap related names to comply with convention 2015-06-14 16:59:56 -07:00
Haitao Zhang
6105263222 feat(library/data/list/comb): add theorem on dmap and adjust names 2015-06-11 15:29:52 -07:00
Haitao Zhang
1a9521dc9c fix(library/data/fintype/function): convert line endings from crlf to lf 2015-06-11 15:29:43 -07:00
Leonardo de Moura
1b5d1136d9 refactor(library/data/finset/card): remove unnecessary xrewrite 
We can use the default 'rewrite' tactic after the commits pushed today.
 2015-06-10 18:46:16 -07:00