Linear Operators and Approximation / Lineare Operatoren und Approximation: Proce

Abstract Spaces and Approximation / Abstrakte Rume und Approximation: Proceeding

Linear Spaces and Approximation / Lineare Raume Und Approximation by Butzer (Eng

Best Approximation in Normed Linear Spaces by Elements of Linear Subspaces

Linear Operators and Approximation II / Lineare Operatoren und Approximation II:

Butzer - Linear Spaces and Approximation / Lineare Rume und Approxima - X555z

Functional Analysis and Approximation: Proceedings of the Conference held at the

The Geometry of Metric and Linear Spaces: Proceedings of a Conference held at Mi