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Theorem power_series.one_inv

Modification history

2022-05-10 17:00
src/ring_theory/power_series/basic.lean
refactor(algebra/{group,group_with_zero/basic): Delete lemmas generalized to division monoids (#14042) …
Deleted power_series.one_invView on Github →
2022-01-28 15:19
src/ring_theory/power_series/basic.lean
feat(ring_theory/power_series/basic): API about inv (#11617) …
Added power_series.one_invView on Github →