Theorem Ideal.ramificationIdx_tower

Modification history

2026-07-01 14:15
Mathlib/RingTheory/RamificationInertia/Ramification.lean
chore(RingTheory/RamificationInertia/RamificationIdx): swap primes on `ramificationIdx` and `ramificationIdx'` (#41234) …
Added Ideal.ramificationIdx_towerView on Github →
2026-03-25 11:32
Mathlib/NumberTheory/RamificationInertia/Basic.lean
refactor(NumberTheory/RamificationInertia/Basic): remove the ring homomorphism from `Ideal.ramificationIdx` (#37156) …
Deleted Ideal.ramificationIdx_towerView on Github →
2024-10-07 17:59
Mathlib/NumberTheory/RamificationInertia.lean
chore(RamificationInertia): remove superfluous DecidableEq (#17501) …
Modified Ideal.ramificationIdx_towerView on Github →
2024-10-04 14:05
Mathlib/NumberTheory/RamificationInertia.lean
feat(NumberTheory/RamificationInertia): ramification index and inertia degree in tower of algebras (#17160) …
Added Ideal.ramificationIdx_towerView on Github →