De Branges type lemma and approximation in weighted spaces
Some generalizations of de Branges lemma for weighted spaces are given, and different approximation theorems in weighted spaces for algebras, vector subspaces or convex cones are obtained.
antisymmetric set with respect to an algebra
antisymmetric set with respect to a pair \((\mathcal{M},\mathcal{W})\) or \((\mathcal{C}, \mathcal{M})\)
antialgebraic set with respect to a pair \((\mathcal{M},\mathcal{W})\)
scientific article; zbMATH DE number 7353310
scientific article