Theorem Finset.prod_singleton
Modification history
2025-04-19 14:06
Mathlib/Algebra/BigOperators/Group/Finset/Basic.lean
chore(Algebra/BigOperators/Group/Finset/Basic): use meaningful letter names (#24123) …
Modified Finset.prod_singletonView on Github →2024-04-30 14:24
Mathlib/Algebra/BigOperators/Basic.lean
feat: `∑ x ∈ s, f x` to replace `∑ x in s, f x` in the future (#6795) …
Modified Finset.prod_singletonView on Github →2023-09-27 20:27
Mathlib/Algebra/BigOperators/Basic.lean
feat: When the sum of a nonneg function is zero (#7372) …
Modified Finset.prod_singletonView on Github →