Theorem RootPairing.Base.exists_eq_sum_and_forall_sum_mem_of_isPos

Modification history

2025-07-08 08:42
Mathlib/LinearAlgebra/RootSystem/Base.lean
feat: add induction principle for positive roots relative to a base of a root system (#26819)
Added RootPairing.Base.exists_eq_sum_and_forall_sum_mem_of_isPosView on Github →