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LieAlgebra.IsKilling.corootForm_rootSystem_eq_killing
Modification history
2024-10-04 10:12
Mathlib/Algebra/Lie/Weights/RootSystem.lean
feat: the canonical bilinear form of the root system of a Lie algebra is the Killing form (#17392) …
Added
LieAlgebra.IsKilling.corootForm_rootSystem_eq_killing
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