Separation of Convex Sets and Best Approximation in Spaces with Asymmetric Norm
DOI10.2989/16073600409486100zbMath1082.41024OpenAlexW2047066162MaRDI QIDQ4659702
Publication date: 21 March 2005
Published in: Quaestiones Mathematicae (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.2989/16073600409486100
Krein-Milman theoremseparation of convex setsspaces with asymmetric normduality of best approximation
Not locally convex spaces (metrizable topological linear spaces, locally bounded spaces, quasi-Banach spaces, etc.) (46A16) Theorems of Hahn-Banach type; extension and lifting of functionals and operators (46A22) Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) (41A65) Duality theory for topological vector spaces (46A20) Other (nonclassical) types of functional analysis (46S99)
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