Theorem Ideal.IsDedekindDomain.ramificationIdx_ne_zero_of_liesOver

Modification history

2025-08-29 12:37
Mathlib/NumberTheory/RamificationInertia/Basic.lean
feat(Ideal): Add `ramificationIdxIn`/`inertiaDegIn` not zero (#29068)
Added Ideal.IsDedekindDomain.ramificationIdx_ne_zero_of_liesOverView on Github →