AbstractThe asymptotic behavior of the n-widths of a wide range of sets of smooth functions on a d-dimensional sphere in Lq(Sd) is studied. Upper and lower bounds for the n-widths are established. Moreover, it is shown that these upper and lower bounds coincide for some important concrete examples
AbstractThe n-widths of a subset A of a Banach space B describe how well the elements of A can be ap...
AbstractWe consider best approximation of some function classes by the manifold Mn consisting of sum...
AbstractLet W and V be centrally symmetric sets in a normed space X. The relative Kolmogorov n-width...
The asymptotic behavior of the n-widths of a wide range of sets of smooth functions on a d-dimension...
The asymptotic behavior of the n-widths or a wide range of sets of smooth functions on a d-dimension...
Orientadores: Alexander Kushpel, Sergio Antonio TozoniDissertação (mestrado) - Universidade Estadual...
AbstractLet Sd−1≔{(x1,…,xd)∈Rd:x21+···+x2d=1} be the unit sphere of the d-dimensional Euclidean spac...
Orientador: Sergio Antonio TozoniDissertação (mestrado) - Universidade Estadual de Campinas, Institu...
AbstractThe exact values of Kolmogorov n-widths have been calculated for two basic classes of functi...
AbstractEstimates of Kolmogorov's and linear n-widths of Sobolev's classes on compact globally symme...
AbstractSharp bounds for the n-width of solution sets of a class of elliptic partial differential eq...
AbstractWe introduce the Besov spaces BpθΩ(Sd−1) of generalized smoothness on the sphere Sd−1, and o...
AbstractLet ΓKD be the unit ball of the space of all bounded harmonic functions in a domain D in R3,...
We determine upper asymptotic estimates of Kolmogorov and linear $n$-widths of unit balls in Sobolev...
AbstractThis paper contains two parts. In the first part, we obtain the relations between the classi...
AbstractThe n-widths of a subset A of a Banach space B describe how well the elements of A can be ap...
AbstractWe consider best approximation of some function classes by the manifold Mn consisting of sum...
AbstractLet W and V be centrally symmetric sets in a normed space X. The relative Kolmogorov n-width...
The asymptotic behavior of the n-widths of a wide range of sets of smooth functions on a d-dimension...
The asymptotic behavior of the n-widths or a wide range of sets of smooth functions on a d-dimension...
Orientadores: Alexander Kushpel, Sergio Antonio TozoniDissertação (mestrado) - Universidade Estadual...
AbstractLet Sd−1≔{(x1,…,xd)∈Rd:x21+···+x2d=1} be the unit sphere of the d-dimensional Euclidean spac...
Orientador: Sergio Antonio TozoniDissertação (mestrado) - Universidade Estadual de Campinas, Institu...
AbstractThe exact values of Kolmogorov n-widths have been calculated for two basic classes of functi...
AbstractEstimates of Kolmogorov's and linear n-widths of Sobolev's classes on compact globally symme...
AbstractSharp bounds for the n-width of solution sets of a class of elliptic partial differential eq...
AbstractWe introduce the Besov spaces BpθΩ(Sd−1) of generalized smoothness on the sphere Sd−1, and o...
AbstractLet ΓKD be the unit ball of the space of all bounded harmonic functions in a domain D in R3,...
We determine upper asymptotic estimates of Kolmogorov and linear $n$-widths of unit balls in Sobolev...
AbstractThis paper contains two parts. In the first part, we obtain the relations between the classi...
AbstractThe n-widths of a subset A of a Banach space B describe how well the elements of A can be ap...
AbstractWe consider best approximation of some function classes by the manifold Mn consisting of sum...
AbstractLet W and V be centrally symmetric sets in a normed space X. The relative Kolmogorov n-width...
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