C*-algebra positive element invertibility criteria in terms of L1-norms equivalence
Abstract
We prove that the L1-norms associated with a positive element a of a unital C*-algebra are equivalent to the norm of C*-algebra if and only if a is invertible.
0
Turn this paper into a lesson
ArcXiv compiles a structured reading guide from this paper's metadata: plain-English importance, contributions, prerequisite concepts, which sections to read first, flashcards, and a quiz. Grounded in the abstract, never invented.