Theorem QuadraticAlgebra.isField_iff_not_isSquare_discr

Modification history

2026-08-13 09:59
Mathlib/Algebra/QuadraticAlgebra/Discr.lean
feat(Algebra/QuadraticAlgebra): discriminant and field criterion (#42206) …
Added QuadraticAlgebra.isField_iff_not_isSquare_discrView on Github →