Anton Zettl - Concepedia

Author

Anton Zettl

Northern Illinois University

Also Known As

A Zettl, A. Zettl, ANTON ZETTL, Anton Zettl, Zettl, Anton

239

Publications

Citations

H-Index

Concepts

All Affiliations

Northern Illinois University Inner Mongolia University University of Birmingham Tianjin University of Science and Technology

About

Anton Zettl is an author at Northern Illinois University specializing in functional analysis, spectral theory, and engineering.

Top Concepts

#	Concept	H-Index	Publications	Citations
1	Engineering	20	36	1.1K
2	Approximation Theory	8	8	254
3	Variational Inequalities	5	5	132
4	Computer Engineering	1	1	126
5	Theory Of Computing	1	1	32

Anton Zettl

Publications

2.8K

Citations

H-Index

Page 1

	Year	Citations
Eigenvalues of Regular Sturm–Liouville Problems Qingkai Kong, Anton Zettl Journal of Differential Equations Spectral TheoryPotential TheoryRegular Sturm–liouville Problems	1996	155
Algorithm 810: The SLEIGN2 Sturm-Liouville Code Paul B. Bailey, W. N. Everitt, Anton Zettl ACM Transactions on Mathematical Software Numerical AnalysisSpectral TheoryOriginal Sleign CodeEngineeringSleign2 Code	2001	126
Formally self-adjoint quasi-differential operators Anton Zettl Rocky Mountain Journal of Mathematics Linear OperatorGlobal AnalysisSelf-adjoint Quasi-differential OperatorsFunctional AnalysisQuasiconformal Mapping	1975	111
Dependence of the nth Sturm–Liouville Eigenvalue on the Problem Qingkai Kong, Hongyou Wu, Anton Zettl Journal of Differential Equations Spectral TheoryNth Sturm–liouville EigenvaluePerturbation Method	1999	107
Singular Sturm-Liouville Problems: The Friedrichs Extension and Comparison of Eigenvalues Heinz‐Dieter Niessen, Anton Zettl Proceedings of the London Mathematical Society Spectral TheoryElliptic EquationElementary TransformationEngineeringResolvent Kernel	1992	102
Computing Eigenvalues of Singular Sturm-Liouville Problems Paul B. Bailey, W. N. Everitt, Anton Zettl Results in Mathematics	1991	82
Regular approximations of singular Sturm-Liouville problems Paul B. Bailey, W. N. Everitt, Joachim Weidmann, Results in Mathematics	1993	76
Dependence of Eigenvalues of Sturm–Liouville Problems on the Boundary Qingkai Kong, Anton Zettl Journal of Differential Equations Spectral TheorySturm–liouville ProblemsFree Boundary Problem	1996	75
Characterization of domains of self-adjoint ordinary differential operators Aiping Wang, Jiong Sun, Anton Zettl Journal of Differential Equations Linear OperatorResolvent KernelFunctional AnalysisNonlinear Functional Analysis	2008	72
Integral inequalities and second order linear oscillation Man Kam Kwong, Anton Zettl Journal of Differential Equations Integral InequalitiesDefinite IntegralOscillation TheoryVariational InequalityFunctional Analysis	1982	65

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