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RootPairing.corootSpan_ne_bot
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2025-04-30 15:39
Mathlib/LinearAlgebra/RootSystem/Defs.lean
feat: generalise nondegeneracy of root pairing forms to allow coefficients in subring (#23329) …
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RootPairing.corootSpan_ne_bot
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2025-03-11 13:02
Mathlib/LinearAlgebra/RootSystem/Defs.lean
feat: define irreducible root systems / pairings (#22803)
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RootPairing.corootSpan_ne_bot
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