Leonardo de Moura
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018518f0cf
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refactor(library/algebra/ring): more robust proofs
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2015-06-22 15:31:03 -07:00 |
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Leonardo de Moura
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7ffabeb245
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refactor(library/algebra/group): avoid abuse of rewrite tactic
The two instances are relying on the fact that (a - b) reduces to (a + -b)
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2015-06-22 15:11:14 -07:00 |
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Leonardo de Moura
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cfafc90cc0
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refactor(hott,library): make sure files compile even without using "projection macros"
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2015-06-22 12:22:11 -07:00 |
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Jeremy Avigad
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d28eb919f1
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refactor(library/logic/axioms/examples/diaconescu.lean): mild reformatting, to match tutorial
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2015-06-20 21:13:00 -07:00 |
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Jeremy Avigad
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7d204fdd91
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refactor(library/data/finset/card.lean): add useful facts, shorter proof of eq_card_of_eq_subset
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2015-06-20 21:13:00 -07:00 |
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Leonardo de Moura
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ee0d919c6f
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feat(library/data/finset/card): add eq_of_card_eq_of_subset theorem
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2015-06-19 20:05:32 -07:00 |
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Leonardo de Moura
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2910c780d0
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feat(library/data/finset/basic): add auxiliary card lemma
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2015-06-19 20:05:32 -07:00 |
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Leonardo de Moura
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4246a64913
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feat(library/data/finset/basic): add more theorems for finset erase
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2015-06-19 20:05:32 -07:00 |
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Leonardo de Moura
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5f293cee9c
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refactor(library/algebra/ordered_field): improve compilation time
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2015-06-18 16:12:24 -07:00 |
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Leonardo de Moura
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70fc05294b
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refactor(library/local_context): avoid hack in local_context
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2015-06-18 15:41:00 -07:00 |
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Leonardo de Moura
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a4c0699e81
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feat(library/tactic/constructor_tactic): restore 'constructor' tactic old semantics, add 'fconstructor' tactic
See issue #676
Add new test demonstrating why it is useful to have the old semantics
for 'constructor'
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2015-06-17 23:48:54 -07:00 |
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Leonardo de Moura
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d12b5613c6
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feat(library/data/set): show that (set A) is a comm_semiring
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2015-06-17 09:53:50 -07:00 |
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Haitao Zhang
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1aff1f7cde
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fix(library/data/fintype/function): make inj_of_nodup and nodup_of_inj more general
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2015-06-16 19:17:53 -07:00 |
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Haitao Zhang
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8817042318
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feat(library/data/fin) : establish add_comm_group on fin using madd
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2015-06-16 16:38:47 -07:00 |
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Leonardo de Moura
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d43e0891ae
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fix(library/init/logic): make sure library can be compiled using '--to_axiom' option
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2015-06-16 13:10:08 -07:00 |
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Leonardo de Moura
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b80a391d63
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fix(library/init/sigma): make sure file compiles even when '--to_axiom' is used
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2015-06-16 12:52:08 -07:00 |
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Rob Lewis
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a72ca936c0
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chore(library/real): replace theorems with versions from algebra
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2015-06-16 11:30:12 -07:00 |
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Rob Lewis
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f7ab2780d4
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feat(library/algebra): move more theorems from reals to algebra)
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2015-06-16 11:30:12 -07:00 |
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Rob Lewis
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b94d0a948d
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chore(library/data/real): replace theorems with more general versions from algebra
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2015-06-16 11:30:12 -07:00 |
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Rob Lewis
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b23e23061f
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feat(library/algebra): finish/move more general theorems from reals to algebra)
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2015-06-16 11:30:12 -07:00 |
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Rob Lewis
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8d0518444d
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chore(library/data/{pnat, real}): rename pnat theorems
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2015-06-16 11:30:12 -07:00 |
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Rob Lewis
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ff0ba6687e
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feat(library/algebra/ordered_field): move identity about abs to ordered_field
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2015-06-16 11:30:12 -07:00 |
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Rob Lewis
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090f00458d
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chore(library/data/real): remove redundant theorems
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2015-06-16 11:30:12 -07:00 |
|
Rob Lewis
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34868d196e
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feat(library/data/rat): define pos natural upper bounds of rationals
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2015-06-16 11:30:12 -07:00 |
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Rob Lewis
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1f4765e30a
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feat(library/algebra/ordered_ring): add theorems used for rational upper bounds
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2015-06-16 11:30:12 -07:00 |
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Rob Lewis
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cf7c85e5fd
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feat(library/data/real): fill in lots of sorrys about pnats
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2015-06-16 11:30:12 -07:00 |
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Rob Lewis
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4b38e14586
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feat(library/algebra/ordered_field): add a couple missing theorems to ordered_field
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2015-06-16 11:30:12 -07:00 |
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Rob Lewis
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a79ec6b0d4
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feat(library/data/pnat): move facts about positive nats to their own file
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2015-06-16 11:30:12 -07:00 |
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Jeremy Avigad
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9249ebdaab
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feat(library/data/{nat,int}/div.lean): add properties of add and mod
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2015-06-15 22:53:11 +10:00 |
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Jeremy Avigad
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6b36076ab5
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feat({library,hott}/init/nat): add sub_le_succ
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2015-06-15 22:53:11 +10:00 |
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Jeremy Avigad
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3b010b8c92
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feat({library,hott}/algebra/group): add abbreviations e.g. for mul.cancel_left
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2015-06-15 22:53:11 +10:00 |
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Jeremy Avigad
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a4a8253f50
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refactor(library,hott,tests): rename succ_inj to succ.inj, add abbreviation eq_of_succ_eq_succ
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2015-06-15 22:52:38 +10:00 |
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Haitao Zhang
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679bb8b862
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feat(library/data/fin): add more theorems on finite ordinals
Add defintional equalities, properties of lifting and lowering functions, and definitions of madd.
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2015-06-14 20:49:47 -07:00 |
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Haitao Zhang
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844d59c2ae
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feat(library/data/fintype/function): add theorems of all nodup lists and all injective functions
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2015-06-14 20:49:47 -07:00 |
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Leonardo de Moura
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ff5022c2f4
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feat(library/data/axioms): add 'type_decidable'
In Lean standard mode, Hilbert choice implies that all types are
decidable.
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2015-06-14 17:33:22 -07:00 |
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Haitao Zhang
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ef4b4d19ce
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feat(library/data/list/basic): add cons related equalities
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2015-06-14 16:59:56 -07:00 |
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Haitao Zhang
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798b240149
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fix(library/data/list/comb): adjust dmap related names to comply with convention
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2015-06-14 16:59:56 -07:00 |
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Haitao Zhang
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6105263222
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feat(library/data/list/comb): add theorem on dmap and adjust names
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2015-06-11 15:29:52 -07:00 |
|
Haitao Zhang
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1a9521dc9c
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fix(library/data/fintype/function): convert line endings from crlf to lf
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2015-06-11 15:29:43 -07:00 |
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Leonardo de Moura
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1b5d1136d9
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refactor(library/data/finset/card): remove unnecessary xrewrite
We can use the default 'rewrite' tactic after the commits pushed today.
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2015-06-10 18:46:16 -07:00 |
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Leonardo de Moura
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dc8768627c
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refactor(library/data/fintype/function): cleanup proof
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2015-06-10 18:21:15 -07:00 |
|
Leonardo de Moura
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8fbe22f263
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refactor(library/data/finset/basic): cleanup proof
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2015-06-10 18:19:16 -07:00 |
|
Leonardo de Moura
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226a5800dd
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fix(library/data/rat/order): adjust file to recent changes
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2015-06-10 16:56:17 -07:00 |
|
Jeremy Avigad
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3c1f5f4e33
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feat(library/data/{set,finset}): add more cardinality facts, rename, and add a lemma from Haitao
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2015-06-10 16:39:17 -07:00 |
|
Jeremy Avigad
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658c5a2c49
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feat(library/rat/basic.lean): add reduce for rat, and num and denom
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2015-06-10 16:39:17 -07:00 |
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Leonardo de Moura
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4b91cfccff
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feat(frontends/lean/builtin_exprs): make notation ( e : T ) builtin
In the previous approach, the following (definitionally equal) term was being generated
(fun (A : Type) (a : A), a) T e
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2015-06-10 14:52:59 -07:00 |
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Leonardo de Moura
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1bffb89126
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fix(library/algebra/function): lean was failing to infer that injective is a decidable predicate for finite types with decidable equality
This is an issue reported by Haitao.
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2015-06-09 15:30:58 -07:00 |
|
Rob Lewis
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d287b20018
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chore(library/data/real): move more lemmas to algebra
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2015-06-09 16:27:55 +10:00 |
|
Rob Lewis
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01f0bb827c
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feat(library/data/real): use new algebra lemmas in completeness proof
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2015-06-09 16:14:52 +10:00 |
|
Rob Lewis
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7822ba9dee
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feat(library/algebra): add lemmas to group and ordered group
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2015-06-09 16:14:21 +10:00 |
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