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PowerSeries.isUnit_iff_constantCoeff
Modification history
2024-07-16 12:01
Mathlib/RingTheory/PowerSeries/Inverse.lean
feat (Mathlib/RingTheory/MvPowerSeries/NoZeroDivisors) : power series with constant coeff unit is a unit (#14454) …
Added
PowerSeries.isUnit_iff_constantCoeff
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