Computing the Fredholm index of Toeplitz operators with continuous symbols

@inproceedings{Feldman2005ComputingTF,
  title={Computing the Fredholm index of Toeplitz operators with continuous symbols},
  author={Nathan S. Feldman},
  year={2005}
}
We show how to compute the Fredholm index of a Toeplitz operator with a continuous symbol constructed from any subnormal operator with compact self-commutator. We also show that the essential spectral pictures of such Toeplitz operators can be prescribed arbitrarily. 

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