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v3
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Mathlib v3 is deprecated.
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Theorem
finset.preimage_mul_right_singleton
Modification history
2022-03-21 11:08
src/data/finset/pointwise.lean
split(data/{finset,set}/pointwise): Split off `algebra.pointwise` (#12831) …
Modified
finset.preimage_mul_right_singleton
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2021-12-24 03:30
src/algebra/pointwise.lean
feat(algebra/pointwise): expand API for multiplication / addition of finsets by copying the corresponding API for sets (#10600) …
Added
finset.preimage_mul_right_singleton
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