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Theorem set.image_subset_iff_subset_vimage

Modification history

2017-08-02 22:32
data/set/basic.lean
refactor(data/set/basic,*): vimage -> preimage, add notation
Deleted set.image_subset_iff_subset_vimageView 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_subset_iff_subset_vimageView on Github →
2017-07-23 15:16
data/set/lattice.lean
refactor(*): import content from lean/library/data and library_dev
Added set.image_subset_iff_subset_vimageView on Github →