Theorem Finset.exists_one_lt_of_prod_one_of_exists_ne_one'

Modification history

2026-09-04 14:00

Mathlib/Algebra/Order/BigOperators/Group/Finset.lean

chore(Algebra/Order/BigOperators): follow the `₀` naming convention (#39692) …

Deleted Finset.exists_one_lt_of_prod_one_of_exists_ne_one'View on Github →

2024-05-27 08:32

Mathlib/Algebra/Order/BigOperators/Group/Finset.lean

chore: Use the new `∑ i ∈ s, f i` notation (#13209) …

Modified Finset.exists_one_lt_of_prod_one_of_exists_ne_one'View on Github →

2023-07-02 10:21

Mathlib/Algebra/BigOperators/Order.lean

fix: `∑'` precedence (#5615) …

Modified Finset.exists_one_lt_of_prod_one_of_exists_ne_one'View on Github →

2023-01-20 09:47

Mathlib/Algebra/BigOperators/Order.lean

feat: port Algebra.BigOperators.Order (#1673)

Added Finset.exists_one_lt_of_prod_one_of_exists_ne_one'View on Github →