OAI/Analysis/KadisonKastler/TraceHullTrace.lean
1 declarations, 0 contain sorry, 0 declared as axioms
The trace is constant on trace-closed convex orbit hulls
- theorem
OAI.KadisonKastler.trace_eq_of_mem_traceHullline 20Source documentation
A trace value shared by every generator is shared by every algebra element in the trace Hilbert closure of their convex hull.
theorem trace_eq_of_mem_traceHull (J : Algebra M →ₗ[ℂ] E) (hJ : ∀ x, ‖J x‖ = traceTwoNorm τ x) {S : Set (Algebra M)} {c : ℂ} (hS : ∀ x ∈ S, τ.toLinearMap x = c) {b : Algebra M} (hb : J b ∈ diagonalTraceHull J S) : τ.toLinearMap b = c := by …Mentions: OAI.KadisonKastler.Algebra, OAI.KadisonKastler.traceTwoNorm, OAI.KadisonKastler.diagonalTraceHull