AbstractWe investigate the Lipschitz continuity of the best approximation operator from a Hilbert (Banach) space into an approximatively compact subset. We study the notion of directional radius of curvature and show how the Lipschitz continuity of the metric projection depends on it
AbstractIn this note it is shown that the L1 metric projection onto a lattice is Lipschitz continuou...
The main purpose of the paper is to give a global estimate for Lipschitz constants of metric project...
Offers a systematic presentation of Lipschitzian-type mappings in metric and Banach spaces. This boo...
AbstractWe investigate the Lipschitz continuity of the best approximation operator from a Hilbert (B...
AbstractThe continuity of the best approximation projection onto a suitable subspace of a metric spa...
AbstractThe continuity of the best approximation projection onto a suitable subspace of a metric spa...
AbstractLet X be a Hilbert space, and consider the point x0 minimizing, for a given f in X, the dist...
AbstractIn this paper we prove that themetric projectionΠK,ponto a polyhedral subsetKof Rn, endowed ...
We use a structural characterization of the metric projection PG(f), from the continuous function sp...
Let be a closed bounded convex subset of a real Banach space with as its interior and the Mink...
We use a structural characterization of the metric projection PG(f), from the continuous function sp...
We use a structural characterization of the metric projection PG(f), from the continuous function sp...
AbstractFor a finite dimensional subspace M of C(X), X a compact metric space, it is well known that...
In a central paper on smoothness of best approximation in 1968 R. Holmes and B. Kripke proved among ...
In a central paper on smoothness of best approximation in 1968 R. Holmes and B. Kripke proved among ...
AbstractIn this note it is shown that the L1 metric projection onto a lattice is Lipschitz continuou...
The main purpose of the paper is to give a global estimate for Lipschitz constants of metric project...
Offers a systematic presentation of Lipschitzian-type mappings in metric and Banach spaces. This boo...
AbstractWe investigate the Lipschitz continuity of the best approximation operator from a Hilbert (B...
AbstractThe continuity of the best approximation projection onto a suitable subspace of a metric spa...
AbstractThe continuity of the best approximation projection onto a suitable subspace of a metric spa...
AbstractLet X be a Hilbert space, and consider the point x0 minimizing, for a given f in X, the dist...
AbstractIn this paper we prove that themetric projectionΠK,ponto a polyhedral subsetKof Rn, endowed ...
We use a structural characterization of the metric projection PG(f), from the continuous function sp...
Let be a closed bounded convex subset of a real Banach space with as its interior and the Mink...
We use a structural characterization of the metric projection PG(f), from the continuous function sp...
We use a structural characterization of the metric projection PG(f), from the continuous function sp...
AbstractFor a finite dimensional subspace M of C(X), X a compact metric space, it is well known that...
In a central paper on smoothness of best approximation in 1968 R. Holmes and B. Kripke proved among ...
In a central paper on smoothness of best approximation in 1968 R. Holmes and B. Kripke proved among ...
AbstractIn this note it is shown that the L1 metric projection onto a lattice is Lipschitz continuou...
The main purpose of the paper is to give a global estimate for Lipschitz constants of metric project...
Offers a systematic presentation of Lipschitzian-type mappings in metric and Banach spaces. This boo...
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