Theorem MvPowerSeries.isUnit_iff_constantCoeff

Modification history

2024-07-16 12:01
Mathlib/RingTheory/MvPowerSeries/Inverse.lean
feat (Mathlib/RingTheory/MvPowerSeries/NoZeroDivisors) : power series with constant coeff unit is a unit (#14454) …
Added MvPowerSeries.isUnit_iff_constantCoeffView on Github →