Alexander Ivanovich Aptekarev

Publications

2.4K

Citations

H-Index

1984

Active since

Affiliations

Keldysh Institute of Applied Mathematics(Current)

KU Leuven

Universidad de Granada

Lomonosov Moscow State University

University of Almería

Alexander Ivanovich Aptekarev is an author at Keldysh Institute of Applied Mathematics specializing in engineering, spectral theory, and approximation theory.

ORCID

Top concepts

EngineeringSpectral TheoryApproximation TheoryFunctional AnalysisEntropyPhysicsNumerical AnalysisProbabilityQuantum ScienceNatural Sciences

Publications per year

1984–2021

Publications

Multiple orthogonal polynomials

Alexander Ivanovich Aptekarev · Journal of Computational and Applied Mathematics · 1998 · 217 citations

Spectral Theory, Clifford Algebra, Orthogonal Polynomial +2

Multiple orthogonal polynomials for classical weights

Alexander Ivanovich Aptekarev, Amílcar Branquinho, Walter Van Assche · Transactions of the American Mathematical Society · 2003 · 183 citations · Full text

THE SCATTERING PROBLEM FOR A DISCRETE STURM-LIOUVILLE OPERATOR

Alexander Ivanovich Aptekarev · Mathematics of the USSR-Sbornik · 1984 · 144 citations

Spectral Theory, Scattering Problem, Linear Operator +8

ASYMPTOTIC PROPERTIES OF POLYNOMIALS ORTHOGONAL ON A SYSTEM OF CONTOURS, AND PERIODIC MOTIONS OF TODA LATTICES

Alexander Ivanovich Aptekarev · Mathematics of the USSR-Sbornik · 1986 · 120 citations

Spectral Theory, Asymptotic Behavior, Engineering +10

Large n Limit of Gaussian Random Matrices with External Source, Part II

Alexander Ivanovich Aptekarev, Pavel Bleher, Arno B. J. Kuijlaars · Communications in Mathematical Physics · 2005 · 115 citations · Full text

Gaussian Process, Gaussian Random Matrices, Large N Limit +4

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