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HERMITIAN ALGEBRA ON GENERALIZED LEMNISCATES

  • Putinar, Mihai (Department of Mathematics University of California at Santa Barbara, Newcastle University)
  • Received : 2015.05.12
  • Published : 2016.05.31

Abstract

A case study is added to our recent work on Quillen phenomenon. Pointwise positivity of polynomials on generalized lemniscates of the complex plane is related to sums of hermitian squares of rational functions, and via operator quantization, to essential subnormality.

Keywords

References

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