Abstract. Motivated by a result of Ky Fan in 1965, we establish a characterization of a left amenable F-algebra (which includes the group algebra and the Fourier algebra of a locally compact group and ...
Mathematician Per Enflo, who solved a huge chunk of the 'invariant subspaces problem' decades ago, may have just finished his work. When you purchase through links on our site, we may earn an ...
(MENAFN- The Conversation) Two weeks ago, a modest-looking paper was uploaded to the arXiv preprint server with the unassuming title“On the invariant subspace problem in Hilbert spaces”. The paper is ...