Leonardo de Moura
6df31d3406
refactor(library/data/nat/basic): mark some theorems as protected to avoid overloading
2015-11-08 14:04:56 -08:00
Leonardo de Moura
ce21996635
feat(library): define custom recursors for nat, and minimize the use of krewrite
2015-11-08 14:04:55 -08:00
Leonardo de Moura
6e44a42779
refactor(library/data/int,library/data/rat): rename theorems: of_nat_zero, of_nat_one, of_int_zero, of_int_one
2015-11-08 14:04:55 -08:00
Leonardo de Moura
724aacb2c1
fix(library): remove "-[notations]" hack at "open -[notations] algebra"
2015-11-08 14:04:55 -08:00
Leonardo de Moura
26eb6fa849
feat(*): new numeral encoding
2015-11-08 14:04:55 -08:00
Leonardo de Moura
a23c05549e
fix(library/data/int/div): int div
2015-11-08 14:04:54 -08:00
Jeremy Avigad
1ffe62341b
fix(library/data/int): more int problems
2015-11-08 14:04:54 -08:00
Leonardo de Moura
744d1cba3d
feat(library,hott,frontends/lean): avoid keywords with hyphen
2015-11-08 14:04:54 -08:00
Leonardo de Moura
27b4eb2058
fix(library/data): hf, int, nat, pnat
2015-11-08 14:04:54 -08:00
Leonardo de Moura
3369152559
fix(library/data,library/theories): fin, bag, finset, hf, list, ...
2015-11-08 14:04:54 -08:00
Leonardo de Moura
e6d7e89419
fix(library/data/int,library/data/nat): nat and int
2015-11-08 14:04:54 -08:00
Leonardo de Moura
a618bd7d6c
refactor(library): use type classes for encoding all arithmetic operations
...
Before this commit we were using overloading for concrete structures and
type classes for abstract ones.
This is the first of series of commits that implement this modification
2015-11-08 14:04:54 -08:00
Sebastian Ullrich
d1b5031dbd
feat(library): add some spacing hints
2015-09-30 17:36:32 -07:00
Jeremy Avigad
de83a68667
refactor(library/data/{int,rat}/*): clean up casts between nat, int, and rat
2015-09-12 21:46:09 -04:00
Jeremy Avigad
840ef98829
refactor(library/init/nat): make \nat notation available at top level
2015-09-01 14:47:19 -07:00
Jeremy Avigad
7dda69fec7
feat/refactor(library/theories/number_theory/irrational_roots,library/*): show nth roots irrational, and add lots of missing theorems
2015-08-16 23:23:23 -04:00
Jeremy Avigad
f9f4cd2197
feat(library/algebra/ordered_field,library/data/int/div): prove sign a = a / abs a
2015-08-14 18:49:57 -07:00
Leonardo de Moura
0de715ae54
refactor(library/data): cleanup proofs using new features
2015-07-21 09:57:10 -07:00
Leonardo de Moura
ade60278d0
refactor(library): rename iff.mp' to iff.mpr
2015-07-18 08:52:58 -05:00
Leonardo de Moura
4ae9f3ea81
feat(library/coercion): new coercion manager
...
closes #668
2015-07-01 16:32:34 -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
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
829c3fb22c
refactor(library/data/int/div): reorient of_nat_div and of_nat_mod
2015-06-27 18:47:36 +10:00
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
e59400b58c
feat(library/data/int/{div,gcd}): add some theorems, to reduce rationals
2015-06-08 22:43:51 +10:00
Jeremy Avigad
ffa648a090
feat/refactor(library/*): various additions and improvements
2015-06-01 12:35:44 +10:00
Jeremy Avigad
b76445df39
feat(library/data/{nat,int}/div.lean,*): improve and extend div in nat and int
2015-05-30 22:10:21 +10:00
Jeremy Avigad
cc0a620db1
feat(library/data/{nat,int}/div.lean): add to and improve div library
2015-05-30 22:10:21 +10:00
Jeremy Avigad
a64c0ea845
feat/refactor(library/data/{int,rat}/*): improve casting from nat to int to rat
2015-05-25 16:50:42 -07:00
Jeremy Avigad
4ed9e46532
refactor(library/data/int/*): use better direction for of_nat theorems
2015-05-25 16:50:42 -07:00
Jeremy Avigad
8bebd104ff
refactor(library/*): remove 'Module:' lines
2015-05-23 20:52:23 +10:00
Leonardo de Moura
4ec0e1b07c
feat(frontends/lean): improve calc mode
...
Now, it automatically supports transitivity of the form
(R a b) -> (b = c) -> R a c
(a = b) -> (R b c) -> R a c
closes #507
2015-04-04 08:58:35 -07:00
Jeremy Avigad
ec05e83a2a
feat(library/data/int/div.lean): add theorems about div
2015-03-12 20:54:49 -07:00
Leonardo de Moura
df13588b93
chore(library/data): remove unnecessary parentheses
2015-03-01 14:18:36 -08:00
Leonardo de Moura
5ca52d81ec
feat(frontends/lean): ML-like notation for match and recursive equations
2015-02-25 16:20:44 -08:00
Leonardo de Moura
3c24461e51
refactor(*): modify '|' binding power, use 'abs a' instead of '|a|', and '(a | b)' instead of 'a | b'
2015-02-25 15:18:21 -08:00
Jeremy Avigad
e555531eb6
feat(library/data/int/div): start on div for integers
2015-02-25 14:05:07 -08:00
