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Theorem sym.cons_inj_left

Modification history

2022-06-20 22:02
src/data/sym/basic.lean
refactor(data/sym/basic): change notation for sym.cons (#14853) …
Modified sym.cons_inj_leftView on Github →
2020-09-11 15:53
src/data/sym.lean
feat(data/{sym2,sym}) decidable version of sym2.mem.other, filling out some of sym API (#4008) …
Added sym.cons_inj_leftView on Github →