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v3
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Mathlib v3 is deprecated.
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Theorem
set.down_subset_down
Modification history
2022-05-16 13:42
src/data/set/pointwise.lean
split(data/set/semiring): Split off `data.set.pointwise` (#14145) …
Deleted
set.down_subset_down
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2022-01-24 21:01
src/algebra/pointwise.lean
feat(algebra/pointwise): add partial order to `set_semiring` (#11567) …
Added
set.down_subset_down
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