Deprecated: $wgMWOAuthSharedUserIDs=false is deprecated, set $wgMWOAuthSharedUserIDs=true, $wgMWOAuthSharedUserSource='local' instead [Called from MediaWiki\HookContainer\HookContainer::run in /var/www/html/w/includes/HookContainer/HookContainer.php at line 135] in /var/www/html/w/includes/Debug/MWDebug.php on line 372
scientific article; zbMATH DE number 3221638 - MaRDI portal

scientific article; zbMATH DE number 3221638

From MaRDI portal
Publication:5511094

zbMath0136.36305MaRDI QIDQ5511094

N. P. Kornejchuk

Publication date: 1962


Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.



Related Items (29)

Limit theorems in spline approximationOptimal recovery of integral operators and its applicationsOptimization of transfinite interpolation of functions with bounded Laplacian by harmonic splines on box partitionsZoltarev \(\omega\)-polynomials in \(W^ rH^ \omega[0,1\)] ⋮ Sharp constant in Jackson's inequality with modulus of smoothness for uniform approximations of periodic functionsOptimal recovery of isotropic classes of twice-differentiable multivariate functionsOn constants in the Jackson-Stechkin theorem in the case of approximation by algebraic polynomialsLandau-type extremal problem for the triple \(\| f\| _{\infty},\| f'\| _{p},\| f\| _{\infty}\) on a finite interval.Asymptotic behavior of best approximations of classes of Poisson integrals of functions from \(H_\omega\)Approximation of the \(r\)th differential operator by means of linear shape preserving operators of finite rank.Optimal cubature formulas for tensor products of certain classes of functionsJackson-type inequalities with generalized modulus of continuity and exact values of the \(n\)-widths for the classes of \((\psi,\beta)\)-differentiable functions in \(L_2\). IOn the existence and uniqueness of solution to problems of fluid dynamics on a sphereJackson-type inequalities and widths of functional classes in the Musielak-Orlicz type spacesEncoding and recovery of operator values\(n\)-widths of certain function classes defined by the modulus of continuityOptimal recovery of twice differentiable functions based on symmetric splinesBest constants of harmonic approximation on classes associated with the Laplace operatorError bounds for anisotropic RBF interpolationOn the best approximation in the mean by algebraic polynomials with weight and the exact values of widths for the classes of functionsUpper bounds for the approximation of certain classes of functions of a complex variable by Fourier series in the space \(L_2\) and \(n\)-widthsThe relative \(n\)-widths of Sobolev classes with restrictionsSharp inequalities between the best root-mean-square approximations of analytic functions in the disk and some smoothness characteristics in the Bergman spaceFractal interpolation on a torusJackson-Stechkin-type inequalities for the approximation of elements of Hilbert spacesSharp estimates for the best approximations of smooth functions in \(C_{2 \pi }\) in terms of linear combinations of the modules of continuity of their derivativesDo flat skew-reciprocal Littlewood polynomials exist?Approximation et interpolation des fonctions différentiables de plusieurs variablesStable summation of orthogonal series with noisy coefficients.




This page was built for publication: