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RootPairing.Base.chainTopCoeff_eq_of_ne
Modification history
2025-07-08 00:25
Mathlib/LinearAlgebra/RootSystem/Base.lean
feat: add lemma 3.5 from [Geck](https://dx.doi.org/10.1090/proc/13600) (#26592) …
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RootPairing.Base.chainTopCoeff_eq_of_ne
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