OOIR: Observatory of International Research

Papers

(The TQCC of Journal of Approximation Theory is 2. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-05-01 to 2026-05-01.)

Article	Citations
Editorial	14
Some aspects of the Bergman and Hardy spaces associated with a class of generalized analytic functions	13
The Lebesgue constants for Leja points are subexponential	11
Uniform convergence of Fourier–Jacobi series to absolutely continuous functions	8
Editorial Board	8
The sequence of partial sums of a unimodular power series is not ultraflat	7
On maximal autocorrelations of Rudin–Shapiro sequences	7
A 3 × 3 singular solution to the Matrix Bochner Problem with	7
On the asymptotic behavior of Jacobi polynomials with first varying parameter	6
On a conjecture concerning interpolation by bivariate Bernstein polynomials	6
Editorial Board	6
Editorial Board	6
Bernstein-type inequalities for mean n-valent functions	5
Counterexamples in isometric theory of symmetric and greedy bases	5
Spectral properties of a class of Moran measures on 5
Approximating the derivative of manifold-valued functions	5
Editorial Board	5
Approximation of functions with small mixed smoothness in the uniform norm	5
Editorial Board	4
Comonotone approximation of periodic functions	4
Wavelet characterization of Triebel–Lizorkin spaces for p	4
On positive Jacobi matrices with compact inverses	4
Optimal heat kernel bounds and asymptotics on Damek–Ricci spaces	4
A family of orthogonal polynomials corresponding to Jacobi matrices with a trace class inverse	4
Richard S. Varga October 9, 1928 – February 25, 2022	4

Is hyperinterpolation efficient in the approximation of singular and oscillatory functions?	4
Minimal projections onto subspaces generated by sign-matrices	4
2-strong uniqueness of a best approximation and of minimal projections in complex polytope norms and their duals	4
Extremal polynomials on the n	3
Spectral decomposition of H<	3
A point process on the unit circle with antipodal interactions	3
Strictly positive definite functions of finite orders and multivariate polynomial interpolation	3
Exact asymptotic order for generalised adaptive approximations	3
On some measures of non-compactness associated to Banach operator ideals	3
Editorial Board	3
Minimax and maximin problems for sums of translates on the real axis	3
Besov spaces with generalized smoothness and summability of multiple Fourier series	3
Scaling limits of complex and symplectic non-Hermitian Wishart ensembles	3
Discrete harmonic analysis associated with Jacobi expansions III: The Littlewood–Paley–Stein	3
Bernstein-type constants for approximation of \|	3
Mean convergence of Fourier–Akhiezer–Chebyshev series	3
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
Editorial Board	2
Bispectral dual Hahn polynomials with an arbitrary number of continuous parameters	2
Estimates for entropy numbers of sets of smooth functions on complex spheres	2
Orthogonal polynomials for self-dual weights	2
Asymptotic analysis of a family of Sobolev orthogonal polynomials related to the generalized Charlier polynomials	2
Convergence in distribution of the Bernstein–Durrmeyer kernel and pointwise convergence of a generalised operator for functions of bounded variation	2
Runge-type approximation theorem for Banach-valued	2
s-Numbers of embeddings of weighted Wiener algebras	2
In memory of Peter Borwein	2
Uniformly bounded Lebesgue constants for scaled cardinal interpolation with Matérn kernels	2
Lower bounds for piecewise polynomial approximations of oscillatory functions	2
Asymptotics of the Humbert functions	2
Multivariate polynomial splines on generalized oranges	2
Harmonic analysis of little q-Legendre polynomials	2
On approximation by rational functions in Musielak–Orlicz spaces	2
Pseudo s-numbers of embeddings of Gaussian weighted Sobolev spaces	2
Compact cubic splines	2
Intrinsic interpolation, near-circularity and maximal convergence	2
Extended best	2
Polynomial approximation on disjoint segments and amplification of approximation	2
Uniform approximation of vectors using adaptive randomized information	2
Editorial Board	2
On the condition of cubic B-splines	2
Optimization-aided construction of multivariate Chebyshev polynomials	2
Approximating properties of metric and generalized metric projections in uniformly convex and uniformly smooth Banach spaces	2
Absolute minima of potentials of certain regular spherical configurations	2
Editorial Board	2