Leonardo de Moura
4bd314f7bd
feat(library/tactic/simplify): simp reduces c_1 ... = c_2 ... to false
2018-01-12 11:30:45 -08:00
Leonardo de Moura
746134d11c
feat(library/init/meta/interactive): add goal tagging support for by_cases
...
This commit also incorporates changes suggested at commit 84a1911949dec94.
2017-12-13 15:17:13 -08:00
Leonardo de Moura
b7322e28c1
feat(library): do not using simp lemmas for sorting arguments of AC operators by default
2017-12-03 15:03:58 -08:00
Leonardo de Moura
6e4ef51f26
feat(library/tmp/rbtree_no_index): unbundled rbtree experiment
2017-11-14 12:31:53 -08:00
Leonardo de Moura
394e0d5f0a
refactor(library/init): remove has_cmp and is_ordering type classes
...
Now, `cmp` is just a fixed helper function.
In the future, we will be able to use (more efficient) specialized
versions during code generation by defining simp rules.
2017-11-14 08:33:24 -08:00
Leonardo de Moura
49db6793f0
feat(library/init/data/ordering): cleanup ordering module, and add default cmp implementation
2017-11-13 21:55:41 -08:00
Leonardo de Moura
c4605b3b96
refactor(library/init): rename has_ordering => has_cmp
2017-11-13 14:47:14 -08:00
Leonardo de Moura
0388dd9640
perf(init/data/ordering): avoid thunk
2017-11-10 17:05:17 -08:00
Leonardo de Moura
31461b6fc7
feat(library/init): add ordering unbundled type classes, add has_strict_weak_ordering for cmp
...
This commit also shows that nat.cmp is an instance of has_strict_weak_ordering.
2017-11-10 16:45:54 -08:00
