Def Mathlib.Linter.UnusedInstancesInType.isDecidableVariant

Modification history

2025-11-25 19:25
Mathlib/Tactic/Linter/UnusedInstancesInType.lean
feat(Linter): port unused `Decidable*` instance hypothesis linter (#31142) …
Added Mathlib.Linter.UnusedInstancesInType.isDecidableVariantView on Github →