Session 4. Banach Spaces and Operator Theory with Applications

The spectrum of the ball algebra of a Banach space

Manuel Maestre, University of valencia, Spain
In this talk we report on recent work done with different authors: Richard Aron, Daniel Carando, Ted Gamelin, Domingo García and Silvia Lasalle, on the study of some properties of the set of homomorphisms of the Banach algebra \(A_u(B_X)\) of complex-valued functions defined on \(B_X\), the open unit ball of a complex Banach space \(X\) that are analytic and uniformly continuous on that ball. We consider the case when \(X\) is a Banach space with an unconditional shrinking basis. But we will concentrate in properties of the ball algebra of some classical Banach spaces as \(c_0\), \(\ell_1\)
References
  1. R. M. Aron, D. Carando, T. Gamelin, S. Lassalle and M. Maestre, Cluster values of analytic functions on a Banach space , Math. Annalen, 2012, 353 n.2, (2012) 293--303.
  2. R. M. Aron, D. Carando, S. Lassalle and M. Maestre, Cluster values of holomorphic functions of bounded type , to appear in Trans. Amer. Math. Soc.
  3. R. M. Aron, D. García and M. Maestre, Embedding disks in the ball algebra of a Banach space, preprint
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