English

Siciak-Zahariuta extremal functions and polynomial hulls

Complex Variables 2007-05-23 v1

Abstract

We use our disc formula for the Siciak-Zahariuta extremal function to characterize the polynomial hull of a connected compact subset of complex affine space in terms of analytic discs.

Keywords

Cite

@article{arxiv.math/0701230,
  title  = {Siciak-Zahariuta extremal functions and polynomial hulls},
  author = {Finnur Larusson and Ragnar Sigurdsson},
  journal= {arXiv preprint arXiv:math/0701230},
  year   = {2007}
}
R2 v1 2026-07-22T17:49:03.816Z