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Theorem set.image_union

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.image_unionView on Github →
2017-07-23 18:07
data/set/basic.lean
refactor(algebra/lattice): use *experiment files, move set.lattice to .basic
Modified set.image_unionView on Github →
2017-07-23 15:16
data/set/lattice.lean
refactor(*): import content from lean/library/data and library_dev
Added set.image_unionView on Github →