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Mathlib v3 is deprecated.
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Theorem
dfinsupp.support_neg
Modification history
2020-04-28 17:54
src/data/dfinsupp.lean
chore(data/dfinsupp): use more precise `decidable` requirement (#2535) …
Modified
dfinsupp.support_neg
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2018-11-06 12:40
data/dfinsupp.lean
feat(linear_algebra): direct sum
Added
dfinsupp.support_neg
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