Leonardo de Moura fd60cf6a79 feat(library/tactic/exact_tactic): modify 'exact' tactic semantics, use higher-order unification ... See new node.inj4 theorem, we need the extra power to be able to avoid type information at exact (assume e₁ e₂, e₁)		2014-10-26 10:27:33 -07:00
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lean	feat(library/tactic/exact_tactic): modify 'exact' tactic semantics, use higher-order unification	2014-10-26 10:27:33 -07:00
lua	refactor(library/tactic): move 'tracing' tactics to separate module	2014-10-22 14:12:45 -07:00