Journal of Approximation Theory

Article	Citations
Editorial	49
The Lebesgue constants for Leja points are subexponential	12
Some aspects of the Bergman and Hardy spaces associated with a class of generalized analytic functions	10
On(β,γ)	9
Uniform convergence of Fourier–Jacobi series to absolutely continuous functions	9
On maximal autocorrelations of Rudin–Shapiro sequences	8
Asymptotic correlations with corrections for the circular Jacobi β-ens	8
On a conjecture concerning interpolation by bivariate Bernstein polynomials	7
Approximating the derivative of manifold-valued functions	7
Editorial Board	7
Editorial Board	7
Approximation of functions with small mixed smoothness in the uniform norm	7
On the asymptotic behavior of Jacobi polynomials with first varying parameter	6
Editorial Board	5
Counterexamples in isometric theory of symmetric and greedy bases	5
Minimal projections onto subspaces generated by sign-matrices	4
Editorial Board	4
Spectral properties of a class of Moran measures on 4
Richard S. Varga October 9, 1928 – February 25, 2022	4
Exact asymptotic order for generalised adaptive approximations	4
Editorial Board	4
Explicit bounds for even moments of Bernstein’s polynomials	4
Scaling limits of complex and symplectic non-Hermitian Wishart ensembles	4
Extremal polynomials on the n-grid	4
A family of orthogonal polynomials corresponding to Jacobi matrices with a trace class inverse	4

Is hyperinterpolation efficient in the approximation of singular and oscillatory functions?	4
Comonotone approximation of periodic functions	4
Optimal heat kernel bounds and asymptotics on Damek–Ricci spaces	4
Estimates for the modulus of continuity in the Jacobi frame	4
Wavelet characterization of Triebel–Lizorkin spaces for p	4
Bernstein inequality on conic domains and triangles	3
Remembering Peter Benjamin Borwein (May 10, 1953–August 23, 2020)	3
Interpolation of compact multilinear operators between quasi-Banach spaces	3
Strictly positive definite functions on spheres	3
Mean convergence of Fourier–Akhiezer–Chebyshev series	3
Asymptotically optimal cubature formulas on manifolds for prefixed weights	3
Discrete harmonic analysis associated with Jacobi expansions III: The Littlewood–Paley–Stein	3
On some measures of non-compactness associated to Banach operator ideals	3
Editorial Board	3
Editorial Board	3
A superposition theorem of Kolmogorov type for bounded continuous functions	3
Bernstein-type constants for approximation of |	3
Bispectral dual Hahn polynomials with an arbitrary number of continuous parameters	2
Multivariate polynomial splines on generalized oranges	2
Spectral decomposition of H<	2
In memory of Peter Borwein	2
Asymptotic analysis of a family of Sobolev orthogonal polynomials related to the generalized Charlier polynomials	2
On approximation by rational functions in Musielak–Orlicz spaces	2
Optimization-aided construction of multivariate Chebyshev polynomials	2
s-Numbers of embeddings of weighted Wiener algebras	2
Pseudo s-numbers of embeddings of Gaussian weighted Sobolev spaces	2
Polynomial approximation on disjoint segments and amplification of approximation	2
Extended best Lp	2
Lower bounds for piecewise polynomial approximations of oscillatory functions	2
A point process on the unit circle with antipodal interactions	2
Uniformly bounded Lebesgue constants for scaled cardinal interpolation with Matérn kernels	2
Runge-type approximation theorem for Banach-valued H	2
On the condition of cubic B-splines	2
Orthogonal polynomials for self-dual weights	2
Approximating properties of metric and generalized metric projections in uniformly convex and uniformly smooth Banach spaces	2
Editorial Board	2
Nonlinear steepest descent approach to orthogonality on elliptic curves	2
Estimates for entropy numbers of sets of smooth functions on complex spheres	2
Besov spaces with generalized smoothness and summability of multiple Fourier series	2
Editorial Board	2
Compact cubic splines	2
Convergence in distribution of the Bernstein–Durrmeyer kernel and pointwise convergence of a generalised operator for functions of bounded variation	2
Editorial Board	2
Absolute minima of potentials of certain regular spherical configurations	2
Editorial Board	2
A statistical learning assessment of Huber regression	2
A modified Christoffel function and its asymptotic properties	1
Inradius of random lemniscates	1
Estimates of linear expressions through factorization	1
Telescoping continued fractions for the error term in Stirling’s formula	1

The Calderón-Mitjagin property for couples of weighted Radon measures	1
On L1
Log-concavity of B-splines	1
Coefficient-based regularized distribution regression	1
Editorial Board	1
On simultaneous density order from shift invariant subspaces in Sobolev spaces	1
Editorial Board	1
Concentration inequalities for cross-validation in scattered data approximation	1
Approximation by sums of shifts and dilations of a single function and neural networks	1
Nyström subsampling for functional linear regression	1
Chebyshev unions of planes, and their approximative and geometric properties	1
Extremal polynomials on a Jordan arc	1
Gap probability for products of random matrices in the critical regime	1
Exact L2	1
Proximinality and uniformly approximable sets in L	1
The Pearcey integral in the highly oscillatory region II	1
Quarklet characterizations for Triebel–Lizorkin spaces	1
Editorial Board	1
Series representations of the Volterra function and the Fransén–Robinson constant	1
Bernstein–Szegő inequality for trigonometric polynomials in	1
Triebel–Lizorkin regularity and bi-Lipschitz maps: Composition operator and inverse function regularity	1
Interpolation of functions with zero integrals over balls of fixed radius	1
The upper bound for the Lebesgue constant for Lagrange interpolation in equally spaced points of the triangle	1
Editorial Board	1
Sharp Lp	1
The derivatives of the heat kernel on complete manifolds	1
Harmonic analysis of little q-Legendre polynomials	1
On C. Michel’s hypothesis about the modulus of typically real polynomials	1
On the representability of a continuous multivariate function by sums of ridge functions	1
Approximation theorems on graphs	1
On sharp heat kernel estimates in the context of Fourier–Dini expansions	1
“Near-best” polynomial approximation of harmonic functions on compact sets in ℂ	1
Editorial Board	1
Editorial Board	1
Variations of property (A) constants and Lebesgue-type inequalities for the weak thresholding greedy algorithms	1
The norm of the Cesàro operator minus the identity and related operators acting on decreasing sequences	1
On Bernstein- and Marcinkiewicz-type inequalities on multivariate C	1
On Gaussian kernels on Hilbert spaces and kernels on hyperbolic spaces	1
Lagrange interpolation polynomials for Laguerre-type weights	1
Bump functions with monotone Fourier transforms satisfying decay bounds	0
Estimates of entropy for multiplier operators of systems of orthonormal functions	0
Editorial Board	0
Non-compact embeddings of Sobolev spaces	0
The hard-to-soft edge transition: Exponential moments, central limit theorems and rigidity	0
Invertible and Fredholm operators on interpolation scales	0
Editorial Board	0
Quasi-uniform designs with optimal and near-optimal uniformity constant	0
Editorial Board	0
Monotonicity of zeros of derivatives of Bessel functions	0
On multiplier analogues of the algebra C	0
Explicit expressions and computational methods for the Fortet–Mourier distance of positive measures to finite weighted sums of Dirac measures	0
Boundary value problems of potential theory for the exterior ball and the approximation and ergodic behaviour of the solutions	0
On the best uniform polynomial approximation to the checkmark function	0
Asymptotics of Bergman polynomials for domains with reflection-invariant corners	0
Rearrangement-invariant norm inequalities for convolution operators	0
Singular examples of the Matrix Bochner Problem	0
In search of a higher Bochner theorem	0
Editorial Board	0
Best approximation of constants by polynomials with integer coefficients	0
Sequences of m-term deviations in Hilbert space	0
Editorial Board	0
Entropy function and orthogonal polynomials	0
Editorial Board	0
Relative asymptotics of multiple orthogonal polynomials for Nikishin systems of two measures	0
Codimension 1 minimal projections onto the lines in L	0
On the approximation of functions in C<	0
An asymptotic development of the Poisson integral for Laguerre polynomial expansions	0
Alternation points, weights and orthogonal polynomials	0
A simple upper bound for Lebesgue constants associated with Leja points on the real line	0
Localization for random CMV matrices	0
On convergence of derivatives of Voronovskaja-type expansion for Bernstein type operators	0
On semi-classical weight functions on the unit circle	0
Littlewood–Paley–Rubio de Francia inequality for unbounded Vilenkin systems	0
Remembering Peter Benjamin Borwein (May 10, 1953–August 23, 2020)	0
Improved Stein inequalities for the Fourier transform	0
Generalized Bell polynomials	0
Editorial Board	0
Cosine polynomials with restrictions on their algebraic representation	0
Intertwining operator associated to symmetric groups and summability on the unit sphere	0
Editorial Board	0

Stable decomposition of homogeneous Mixed-norm Triebel–Lizorkin spaces	0
Convergence rate for weighted polynomial approximation on the real line	0
Sign intermixing for Riesz bases and frames measured in the Kantorovich–Rubinstein norm	0
Analytical study of the pantograph equation using Jacobi theta functions	0
On the condition number of Newton interpolation: Chebyshev points and monotonically ordering	0
Random sections of ℓp	0
Stable high-order randomized cubature formulae in arbitrary dimension	0
Chebyshev polynomials corresponding to a vanishing weight	0
Strong uniqueness and alternation theorems for relative Chebyshev centers	0
The Landau–Kolmogorov problem on a finite interval in the Taikov case	0
Editorial Board	0
Markov-type inequalities and extreme zeros of orthogonal polynomials	0
Random sampling and polynomial-free interpolation by Generalized MultiQuadrics	0
Orthonormal expansions for translation-invariant kernels	0
Sequences of dilations and translations equivalent to the Haar system in	0
Fast rates of minimum error entropy with heavy-tailed noise	0
Sampling discretization error of integral norms for function classes with small smoothness	0
On the optimal constants in the two-sided Stechkin inequalities	0
On reverse Markov–Nikol’skii inequalities for polynomials with restricted zeros	0
The sharp Landau–Kolmogorov inequality for the set ‖	0
Asymptotics for orthogonal polynomials and separation of their zeros	0
On some identities for confluent hypergeometric functions and Bessel functions	0
Function recovery on manifolds using scattered data	0
Nonlinear approximation of high-dimensional anisotropic analytic functions	0
Density order of Parseval wavelet frames from extension principles	0
Theorems of Szegö–Verblunsky type in the multivariate and almost periodic settings	0
On the extremal eigenvalues of Jacobi ensembles at zero temperature	0
Editorial Board	0
New examples of Krall–Meixner and Krall–Hahn polynomials, with applications to the construction of exceptional Meixner and Laguerre polynomials	0
A note on sharp multivariate Bernstein- and Markov-type inequalities	0
Gaussian quadrature formulae are strongly asymptotically optimal for a class of infinitely differentiable functions	0
Properties of local orthonormal systems, Part II: Geometric characterization of Bernstein inequalities	0
Editorial Board	0
Measure of noncompactness of Sobolev embeddings on strip-like domains	0
Editorial Board	0
Strong converse inequality for linear combinations of Szász-Mirakjan operators	0
Fourier–Zernike series of compactly supported convolutions on S	0
Dual spaces vs. Haar measures of polynomial hypergroups	0
Complex Jacobi matrices generated by Darboux transformations	0
On dynamics of asymptotically minimal polynomials	0
Simplified uniform asymptotic expansions for associated Legendre and conical functions	0
Asymptotic distribution of the zeros of recursively defined non-orthogonal polynomials	0
Approximation by linear combinations of translates in invariant Banach spaces of tempered distributions via Tauberian conditions	0
The Lp	0
Complex spherical designs from group orbits	0
Iterated entropy derivatives and binary entropy inequalities	0
Estimates of Lebesgue constants for Lagrange interpolation processes by rational functions under mild restrictions to their fixed poles	0
Editorial Board	0
Distribution of the zeros of polynomials near the unit circle	0
Classification of 2-orthogonal polynomials with Brenke type generating functions	0
Corrigendum to “Strong uniqueness and alternation theorems for relative Chebyshev centers” [J. Approx. Theory, 293 (2023) 105917]	0
Positivity of Turán determinants for orthogonal polynomials II	0
Christoffel functions for multiple orthogonal polynomials	0
Uniformly convergent Fourier series with universal power parts on closed subsets of measure zero	0
Density results and trace operator in weighted Sobolev spaces defined on the half-line, equipped with power weights	0
Yosida approximations of the cumulative distribution function and applications in survival analysis	0
Twenty-five years of greedy bases	0
Editorial Board	0
Editorial Board	0
Sampling theorems with derivatives in shift-invariant spaces generated by periodic exponential B-splines	0
WITHDRAWN: A canonical transform for strengthening the local L	0
Approximation, Gelfand, and Kolmogorov numbers of Schatten class embeddings	0
Editorial Board	0
Peter Borwein: A philosopher’s mathematician	0
About essential spectra of unbounded Jacobi matrices	0
On planar polynomial geometric interpolation	0
Approximation properties of periodic multivariate quasi-interpolation operators	0
Orthogonal polynomials in weighted Bergman spaces	0
In memory of Peter Borwein	0
Barycentric rational interpolation method for solving 3 dimensional convection–diffusion equation	0
The alternating simultaneous Halpern–Lions–Wittmann–Bauschke algorithm for finding the best approximation pair for two disjoint intersections of convex sets	0
Editorial Board	0
H-sets for kernel-based spaces	0
On sparse recovery algorithms in unions of orthonormal bases	0
Translation-based completeness on compact intervals	0
Error bounds for the method of simultaneous projections with infinitely many subspaces	0
Approximation rate in Wasserstein distance of probability measures on the real line by deterministic empirical measures	0
Editorial Board	0
In Memoriam: Peter Benjamin Borwein (1953–2020)	0
Compactness interpolation results for bilinear operators of convolution type and for operators of product type	0
Editorial Board	0
The Machado–Bishop theorem in the uniform topology	0
Kolmogorov widths of an intersection of a family of balls in a mixed norm	0
Hard edge statistics of products of Pólya ensembles and shifted GUE’s	0
Positive orthogonalizing weights on the unit circle for the generalized Bessel polynomials	0
Matrix-valued orthogonal polynomials related to hexagon tilings	0
Dedication	0
Relations between Kondratiev spaces and refined localization Triebel–Lizorkin spaces	0
Hermite–Padé approximation and integrability	0
Editorial Board	0
Editorial Board	0
Onesided, intertwining, positive and copositive polynomial approximation with interpolatory constraints	0
Approximation error for neural network operators by an averaged modulus of smoothness	0
On the representing measures of Dunkl’s intertwining operator	0
Existence and uniqueness of s-curve segments of tensioned elastica satisfying geometric Hermite interpolation conditions	0