Convex approximations of analytic functions

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摘要

We introduce a method for constructing the best approximation of an analytic function in a subclass K∗⊂K of convex functions, in the sense of the L2 norm. The construction is based on solving a certain semi-infinite quadratic programming problem, which may be of independent interest.

论文关键词:Univalent function,Convex function,Approximation of analytic functions,Quadratic programming,Karush–Kuhn–Tucker conditions

论文评审过程:Available online 15 February 2014.

论文官网地址:https://doi.org/10.1016/j.amc.2014.01.089