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Theorem set.sum.elim_range

Modification history

2022-12-07 20:30
src/data/set/basic.lean
refactor(data/set/basic): move image, preimage, and range to a new file (#17842) …
Modified set.sum.elim_rangeView on Github →
2022-10-27 16:54
src/data/set/basic.lean
feat(data/set/basic): add `sum.range_eq` (#17159)
Modified set.sum.elim_rangeView on Github →
2019-07-03 09:42
src/data/set/basic.lean
refactor(linear_algebra/lc): use families not sets (#943) …
Added set.sum.elim_rangeView on Github →