Siciak-Zahariuta extremal functions and polynomial hulls

2007/01/08 by Larusson, Finnur, Sigurdsson, Ragnar
#32E20 #32U35 #Complex Variables (math.CV) #FOS: Mathematics

paper · doi:10.48550/arxiv.math/0701230

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.

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