Christoph Barbian top

Research


Currently I am working in the following fields:
  • Theory of reproducing kernel Hilbert (Krein) spaces

  • Kernel methods

  • Automatic learning, pattern recognition

  • Model and dilation theory

  • Invariant subspaces

  • Multivariable spectral theory

  • Theory of operator spaces

Manuscripts:
  • Beurling-type representation of invariant subspaces in reproducing kernel Hilbert spaces (Doctoral thesis)

  • Laufzeiten von Syzygienberechnungen (Bachelor thesis in Computer Science)

  • Positivitätsbedingungen funktionaler Hilberträume und Anwendungen in der mehrdimensionalen Operatorentheorie (Diploma thesis)

Publications / Preprints:
  • Beurling-type representation of invariant subspaces in reproducing kernel Hilbert spaces (Integral Equations and Operator Theory, volume 61, number 3)

  • A characterization of multiplication operators on reproducing kernel Hilbert spaces (Journal of Operator Theory, to appear; Preprint)

  • Approximation properties for mulitplier algebras of reproducing kernel Hilbert spaces (Acta Sci. Math. (Szeged) 75:3-4(2009), 655-663)

Conference Talks: