Theorem RootPairing.coxeterWeightIn_ne_four

Modification history

2025-07-04 07:44
Mathlib/LinearAlgebra/RootSystem/Reduced.lean
chore: further whitespace fixes (#26708) …
Modified RootPairing.coxeterWeightIn_ne_fourView on Github →
2025-03-20 17:27
Mathlib/LinearAlgebra/RootSystem/Reduced.lean
feat: a reduced irreducible finite crystallographic root system has roots of at most two different lengths (#23007) …
Added RootPairing.coxeterWeightIn_ne_fourView on Github →