Theorem PowerSeries.HasSubst.of_constantCoeff_zero

Modification history

2025-05-14 10:34
Mathlib/RingTheory/PowerSeries/Substitution.lean
feat(RingTheory/PowerSeries/Substitution): define substitution of power series in power series (#23552) …
Added PowerSeries.HasSubst.of_constantCoeff_zeroView on Github →