Theorem RootPairing.exists_ge_zero_eq_rootForm

Modification history

2025-04-30 15:39
Mathlib/LinearAlgebra/RootSystem/Finite/CanonicalBilinear.lean
feat: generalise nondegeneracy of root pairing forms to allow coefficients in subring (#23329) …
Modified RootPairing.exists_ge_zero_eq_rootFormView on Github →
2025-02-26 10:06
Mathlib/LinearAlgebra/RootSystem/Finite/CanonicalBilinear.lean
feat: more structural lemmas about root pairings (#22213) …
Modified RootPairing.exists_ge_zero_eq_rootFormView on Github →
2025-02-21 21:53
Mathlib/LinearAlgebra/RootSystem/Finite/CanonicalBilinear.lean
feat: basic structural lemmas about finite crystallographic root pairings. (#21932)
Modified RootPairing.exists_ge_zero_eq_rootFormView on Github →
2025-02-04 09:36
Mathlib/LinearAlgebra/RootSystem/Finite/CanonicalBilinear.lean
feat: drop ordering assumption in `RootPairing.coxeterWeight_mem_set_of_isCrystallographic` (#21122) …
Added RootPairing.exists_ge_zero_eq_rootFormView on Github →