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Theorem finsupp.lsum_symm_apply

Modification history

2021-02-16 12:05
src/linear_algebra/finsupp.lean
chore(linear_algebra/finsupp): make lsum a linear_equiv (#6183)
Modified finsupp.lsum_symm_applyView on Github →
2020-10-16 05:34
src/linear_algebra/finsupp.lean
chore(linear_algebra/finsupp): turn `finsupp.lsum` into `add_equiv` (#4597)
Added finsupp.lsum_symm_applyView on Github →