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Theorem vadd_left_cancel_iff

Modification history

2021-04-02 21:56
src/algebra/add_torsor.lean
refactor(algebra/add_torsor): use `to_additive` for `add_action` (#6914)
Deleted vadd_left_cancel_iffView on Github →
2020-08-15 12:06
src/algebra/add_torsor.lean
refactor(algebra/add_torsor): use `out_param` (#3727)
Added vadd_left_cancel_iffView on Github →