Leonardo de Moura 7cd444882c feat(frontends/lean): add 'begin+' and 'by+' that enter tactic mode with the whole context visible		2015-05-05 18:47:25 -07:00
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lean	feat(frontends/lean): add 'begin+' and 'by+' that enter tactic mode with the whole context visible	2015-05-05 18:47:25 -07:00
lua	feat(library/tactic): improve 'assumption' tactic	2015-05-02 17:33:54 -07:00