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v3
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Mathlib v3 is deprecated.
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Theorem
set.infinite.exists_ne_map_eq_of_maps_to
Modification history
2021-03-26 18:26
src/data/set/finite.lean
feat(dynamics/ergodic/conservative): define conservative systems, formalize Poincaré recurrence thm (#2311)
Added
set.infinite.exists_ne_map_eq_of_maps_to
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