On the nature of the de Branges Hamiltonian

• Datum: 2007
• Hauptverfasser: Kats, I. S., Кац, И. С.
• Format: Artikel
• Sprache: Russisch; Englisch
• Veröffentlicht: Institute of Mathematics, NAS of Ukraine 2007
• Online Zugang: https://umj.imath.kiev.ua/index.php/umj/article/view/3337
• Назва журналу: Ukrains’kyi Matematychnyi Zhurnal

We prove the theorem announced by the author in 1995 in the paper "Criterion for discreteness of spectrum of singular canonical system" (Functional Analysis and Its Applications, Vol. 29, No. 3). In developing the theory of Hilbert spaces of entire functions (we call them the Krei...