English

Optimal Approximation of Elliptic Problems by Linear and Nonlinear Mappings I

Numerical Analysis 2025-10-20 v1 Numerical Analysis

Abstract

We study the optimal approximation of the solution of an operator equation Au=f by linear and nonlinear mappings.

Keywords

Cite

@article{arxiv.math/0606502,
  title  = {Optimal Approximation of Elliptic Problems by Linear and Nonlinear Mappings I},
  author = {Stephan Dahlke and Erich Novak and Winfried Sickel},
  journal= {arXiv preprint arXiv:math/0606502},
  year   = {2025}
}