Research interests:

 

Complex Analysis, Operator Theory, Functional Analysis,  

Harmonic Analysis, Dynamical Systems.

 

MatSciNet Reviews of my papers here

 

 

Published articles

 

•  The multiplicatuve Hilbert matrix (with   O. F. Brevig, K.-M. Perfekt, K. Seip, and D. Vukotić), Advances in Mathematics, 302 (2016),  410-432.

 

• Mean Lipschitz conditions on Bergman space (with P. Galanopoulos and G. Stylogiannis), J. Math. Anal. Appl. 424 (2015), 221-236.

 

 • Generalized Hilbert operators (with P. Galanopoulos, D. Girela and

   J. A. Pelaez), Ann. Acad. Sci. Fenn. Math. 39 (2014), 231–258.

 

•  Semigroups of composition operators and integral operators in  spaces of analytic functions,  (with O. Blasco, M. D.  Contreras, S. Diaz-Madrigal, J. Martinez and M. Papadimitrakis) Ann. Acad. Sci. Fenn. Math. 38 (2013),  67–89.

 

•   Cesaro operators on Hardy spaces of the half-plane (with A. Arvanitidis),  Canad. Math.  Bull. 56 (2013), 229–240.

 

• Isometric equivalence of integration operators (with N. Gal and J. Jamison), Complex Anal. Oper. Theory (2010), 245-255.

         

•  Semigroups of Composition Operators in BMOA and the Extension of a Theorem of Sarason (with O. Blasco, M. Contreras, S. Diaz-Madrigal and J. Martinez),  Integral Equations Operator Theory 61 (2008), 45–62.

          

 •  Volterra operators on spaces of analytic functions – a survey,

Proceedings of the First Advanced Course in Operator Theory and Complex Analysis, 51--68, Univ. Sevilla Secr. Publ., Seville, 2006.   

          .dvi

 

 •  Hausdorff matrices and composition operators,

 llinois J. Math. 45 (2001), 757-773 (with P. Galanopoulos) 

          .pdf

 

 •  Composition operators and the Hilbert matrix,

Studia Math. 140(2) (2000), 191-198 (with E. Diamantopoulos)

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 •  Weighted integrals of analytic functions,

 Acta Sci. Math. (Szeged) 66 (2000), 651-664

          .pdf

 

 • Cauchy transforms and Cesaro averaging operators,

 Acta Sci. Math. (Szeged) 65 (1999), 505-513 (with J. Cima)

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 • A Volterra type operator on spaces of analytic functions,

 Contemporary Math. 232 (1999), 299-311 (with R. Zhao)

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 •  Semigroups of Composition operators on spaces of analytic   

 functions, a review,  Contemporary  Math. 213 (1998), 229-232

           .pdf 

 

•  Integration operators on Bergman spaces, Indiana Univ. Math. J. 46 (1997), 337-356 (with A. Aleman)

  • On the Bergman space norm of the Cesaro operator, Arch. Math. J. 46 (1996), 312-318.
  • Semigroups of composition operators on Dirichlet spaces, Results in Math. 30 (1996), 165-173.
  • An integral operator on Hp, Complex Variables 28 (1995), 149-158. (with A. Aleman)
  • Metrical and topological properties of a generalized Libera transform, Arch. Math. 63 (1994), 517-524. (with N. Danikas and S. Ruscheweyh)
  • The Koebe semigroup and a class of averaging operators on Hp (D), Trans. Amer. Math. Soc. 339 (1993), 337-350.
  • The Cesaro operator on bounded analytic functions, Analysis 13 (1993), 295-299. (with N. Danikas)
  • The Cesaro operator in bounded on H1, Proc. Amer. Math. Soc. 110 (1990), 461-462.
  • Semigroups of composition operators on Bergman spaces, Bull. Austral. Math. Soc. 35 (1987), 397-406.
  • On a class of composition semigroups in Hardy spaces, J. Math. Anal. Appl. 127 (1987), 122-129.
  • Composition semigroups and the Cesaro operator on Hp, J. London Math. Soc. (2) 36 (1987), 153-164.
  • Weighted composition semigroups on Hardy spaces, Linear Algebra Appl. 84 (1986), 359-371.
  • A net of exponentials converging to a nonmeasurable function, Amer. Math. Monthly 90 (1983), 394-396. (with L. A. Rubel)

 

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