Mathlib Changelog
v4
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Theorem
subset_of_subset_of_eq
Modification history
2023-12-02 15:52
Mathlib/Order/RelClasses.lean
chore: space after `←` (#8178)
Modified
subset_of_subset_of_eq
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2023-01-11 08:02
Mathlib/Order/RelClasses.lean
feat: A set is either a subsingleton or nontrivial (#1047) …
Added
subset_of_subset_of_eq
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