Theorem Finsupp.Set.indicator_singleton_eq

Modification history

2026-04-27 20:25
Mathlib/Data/Finsupp/Single.lean
refactor(Data/Finsupp): deprecate direct single ↔ Set.indicator shortcuts, add indicator_eq_set_indicator (#34182) …
Deleted Finsupp.Set.indicator_singleton_eqView on Github →
2026-01-20 16:34
Mathlib/Data/Finsupp/Single.lean
feat(Data/Finsupp/Single): generalize single_eq_set_indicator (#34095) …
Added Finsupp.Set.indicator_singleton_eqView on Github →