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Theorem finset.mul_card_image_le_card_of_maps_to

Modification history

2021-04-15 15:46
src/algebra/big_operators/order.lean
refactor(algebra/big_operators/order): use `to_additive` (#7173) …
Modified finset.mul_card_image_le_card_of_maps_toView on Github →
2020-10-04 20:49
src/algebra/big_operators/order.lean
feat(algebra/big_operators/order): bounding finite fibration cardinalities from below (#4396) …
Added finset.mul_card_image_le_card_of_maps_toView on Github →