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Transfinite mean value interpolation over polygons. (English) Zbl 1452.65026

Summary: Mean value interpolation is a method for fitting a smooth function to piecewise-linear data prescribed on the boundary of a polygon of arbitrary shape, and has applications in computer graphics and curve and surface modelling. The method generalizes to transfinite interpolation, i.e., to any continuous data on the boundary but a mathematical proof that interpolation always holds has so far been missing. The purpose of this note is to complete this gap in the theory.

MSC:

65D05 Numerical interpolation
65D18 Numerical aspects of computer graphics, image analysis, and computational geometry
41A05 Interpolation in approximation theory

References:

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