World's Best Scientists 2026 revealed!
Vaithilingam Jeyakumar

Vaithilingam Jeyakumar

D-Index & Metrics

Mathematics

D-Index
47
Citations
6568
World Ranking
1299
National Ranking
33

Engineering and Technology

D-Index
47
Citations
6573
World Ranking
4989
National Ranking
263

Vaithilingam Jeyakumar publication distribution in Mathematics in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Mathematics in 2026. The highlighted bar marks where Vaithilingam Jeyakumar sits on this spectrum.

42–46 publications: 3 scientists 47–51 publications: 5 scientists 52–56 publications: 7 scientists 57–61 publications: 20 scientists 62–66 publications: 14 scientists 67–71 publications: 25 scientists 72–76 publications: 19 scientists 77–81 publications: 35 scientists 82–86 publications: 50 scientists 87–91 publications: 60 scientists 92–96 publications: 86 scientists 97–101 publications: 84 scientists 102–106 publications: 83 scientists 107–111 publications: 90 scientists 112–116 publications: 99 scientists 117–121 publications: 90 scientists 122–126 publications: 91 scientists 127–131 publications: 109 scientists 132–136 publications: 110 scientists 137–141 publications: 98 scientists 142–146 publications: 112 scientists 147–151 publications: 102 scientists 152–156 publications: 88 scientists 157–161 publications: 106 scientists 162–166 publications: 83 scientists 167–171 publications: 102 scientists 172–176 publications: 77 scientists 177–181 publications: 81 scientists 182–186 publications: 78 scientists 187–191 publications: 71 scientists 192–196 publications: 92 scientists 197–201 publications: 64 scientists 202–206 publications: 69 scientists 207–211 publications: 64 scientists 212–216 publications: 62 scientists 217–221 publications: 58 scientists 222–226 publications: 53 scientists 227–231 publications: 50 scientists 232–236 publications: 46 scientists 237–241 publications: 46 scientists 242–246 publications: 46 scientists 247–251 publications: 43 scientists 252–256 publications: 29 scientists 257–261 publications: 45 scientists 262–266 publications: 30 scientists 267–271 publications: 33 scientists 272–276 publications: 34 scientists 277–281 publications: 30 scientists 282–286 publications: 31 scientists 287–291 publications: 21 scientists 292–296 publications: 34 scientists 297–301 publications: 26 scientists 302–306 publications: 10 scientists 307–311 publications: 17 scientists 312–316 publications: 23 scientists 317–321 publications: 13 scientists 322–326 publications: 16 scientists 327–331 publications: 26 scientists 332–336 publications: 13 scientists 337–341 publications: 13 scientists 342–346 publications: 16 scientists 347–351 publications: 17 scientists 352–356 publications: 12 scientists 357–361 publications: 18 scientists 362–366 publications: 18 scientists 367–371 publications: 9 scientists 372–376 publications: 11 scientists 377–381 publications: 8 scientists 382–386 publications: 8 scientists 387–391 publications: 9 scientists 392–396 publications: 9 scientists 397–401 publications: 8 scientists 402–406 publications: 11 scientists 407–411 publications: 6 scientists 412–416 publications: 6 scientists 417–421 publications: 9 scientists 422–426 publications: 8 scientists 427–431 publications: 5 scientists 432–436 publications: 8 scientists 437–441 publications: 8 scientists 442–446 publications: 4 scientists 447–451 publications: 4 scientists 452–456 publications: 4 scientists 457–461 publications: 2 scientists 462–466 publications: 2 scientists 467–471 publications: 4 scientists 472–476 publications: 3 scientists 477–481 publications: 3 scientists 482–486 publications: 6 scientists 487–491 publications: 3 scientists 492–496 publications: 5 scientists 497–501 publications: 5 scientists 502–506 publications: 1 scientists 507–511 publications: 6 scientists 512–516 publications: 4 scientists 517–521 publications: 1 scientists 522–526 publications: 3 scientists 527–531 publications: 1 scientists 532–536 publications: 4 scientists 537+ publications: 100 scientists
42 publications 537+

This scientist: 184 publications — 55th percentile

55% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 537 publications or more.

Vaithilingam Jeyakumar D-index placement in Mathematics in 2026

The chart shows the D-index (discipline H-index) distribution of Mathematics scientists ranked by Research.com in 2026. The highlighted bar marks where Vaithilingam Jeyakumar sits on this spectrum.

30 D-Index: 174 scientists 31 D-Index: 151 scientists 32 D-Index: 174 scientists 33 D-Index: 117 scientists 34 D-Index: 136 scientists 35 D-Index: 127 scientists 36 D-Index: 145 scientists 37 D-Index: 153 scientists 38 D-Index: 150 scientists 39 D-Index: 150 scientists 40 D-Index: 138 scientists 41 D-Index: 136 scientists 42 D-Index: 93 scientists 43 D-Index: 108 scientists 44 D-Index: 115 scientists 45 D-Index: 112 scientists 46 D-Index: 103 scientists 47 D-Index: 75 scientists 48 D-Index: 59 scientists 49 D-Index: 67 scientists 50 D-Index: 60 scientists 51 D-Index: 57 scientists 52 D-Index: 59 scientists 53 D-Index: 62 scientists 54 D-Index: 60 scientists 55 D-Index: 50 scientists 56 D-Index: 42 scientists 57 D-Index: 54 scientists 58 D-Index: 50 scientists 59 D-Index: 42 scientists 60 D-Index: 41 scientists 61 D-Index: 35 scientists 62 D-Index: 40 scientists 63 D-Index: 21 scientists 64 D-Index: 31 scientists 65 D-Index: 27 scientists 66 D-Index: 29 scientists 67 D-Index: 19 scientists 68 D-Index: 25 scientists 69 D-Index: 17 scientists 70 D-Index: 18 scientists 71 D-Index: 12 scientists 72 D-Index: 14 scientists 73 D-Index: 13 scientists 74 D-Index: 18 scientists 75 D-Index: 9 scientists 76 D-Index: 11 scientists 77 D-Index: 10 scientists 78 D-Index: 9 scientists 79 D-Index: 16 scientists 80 D-Index: 12 scientists 81 D-Index: 10 scientists 82 D-Index: 5 scientists 83 D-Index: 5 scientists 84 D-Index: 13 scientists 85 D-Index: 6 scientists 86+ D-Index: 99 scientists
30 D-Index 86+

This scientist: 47 D-Index — 66th percentile

66% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 86 D-Index or more.

Overview

Vaithilingam Jeyakumar is affiliated with the University of New South Wales in Australia. Their research spans multiple fields within engineering and decision sciences, with a focus on optimization and mathematical programming.

The main fields of study associated with their work include:

  • Engineering
  • Decision Sciences

Within these broader domains, they have contributed extensively to subfields such as:

  • Management Science and Operations Research
  • Control and Systems Engineering
  • Ocean Engineering
  • Statistics and Probability
  • Computational Theory and Mathematics

The research topics Vaithilingam Jeyakumar has worked on cover a diverse range, including:

  • Risk and Portfolio Optimization
  • Optimization and Mathematical Programming
  • Water resources management and optimization
  • Fuzzy Systems and Optimization
  • Optimization and Variational Analysis
  • Advanced Optimization Algorithms Research
  • Genetic Neurodegenerative Diseases

Vaithilingam Jeyakumar has authored numerous papers published in various academic journals. Notable recent papers include:

  • "Exact conic programming reformulations of two-stage adjustable robust linear programs with new quadratic decision rules", 2020, Optimization Letters
  • "Generalized Farkas Lemma with Adjustable Variables and Two-Stage Robust Linear Programs", 2020, Journal of Optimization Theory and Applications
  • "The radius of robust feasibility of uncertain mathematical programs: A Survey and recent developments", 2021, European Journal of Operational Research
  • "Adjustable robust multiobjective linear optimization: Pareto optimal solutions via conic programming", 2022, Annals of Operations Research
  • "Calculating Radius of Robust Feasibility of Uncertain Linear Conic Programs via Semi-definite Programs", 2021, Journal of Optimization Theory and Applications

Their frequent coauthors include:

  • Guoyin Li
  • D. Woolnough
  • Queenie Yingkun Huang
  • Thái Doãn Chương
  • Miguel Á. Goberna

The primary venues for Vaithilingam Jeyakumar's work are:

  • Journal of Optimization Theory and Applications
  • Optimization
  • Optimization Letters
  • Journal of Global Optimization
  • EURO Journal on Computational Optimization

Best Publications

  • On generalised convex mathematical programming

    V. Jeyakumar;B. Mond

  • A class of nonconvex functions and mathematical programming

    T. Weir;V. Jeyakumar

  • Nonsmooth calculus, minimality, and monotonicity of convexificators

    V. Jeyakumar;D. T. Luc

  • NEW SEQUENTIAL LAGRANGE MULTIPLIER CONDITIONS CHARACTERIZING OPTIMALITY WITHOUT CONSTRAINT QUALIFICATION FOR CONVEX PROGRAMS

    Vaithilingam Jeyakumar;G. M. Lee;N. Dinh

  • Approximate Jacobian Matrices for Nonsmooth Continuous Maps and C 1 -Optimization

    V. Jeyakumar;D. T. Luc

  • Strong Duality in Robust Convex Programming: Complete Characterizations

    V. Jeyakumar;G. Y. Li

  • Non-convex quadratic minimization problems with quadratic constraints: global optimality conditions

    V. Jeyakumar;A. M. Rubinov;Z. Y. Wu

  • Generalizations of Slater's constraint qualification for infinite convex programs

    V. Jeyakumar;Henry Wolkowicz

  • A Solvability Theorem for a Class of Quasiconvex Mappings with Applications to Optimization

    V. Jeyakumar;W. Oettli;M. Natividad

  • Convexlike alternative theorems and mathematical programming

    V. Jeyakumar

  • Nonsmooth Vector Functions and Continuous Optimization

    V. Jeyakumar;D.T. Luc

  • A generalization of a minimax theorem of Fan via a theorem of the alternative

    V Jeyakumar

  • Convex composite multi-objective nonsmooth programming

    V. Jeyakumar;X. Q. Yang

  • Robust solutions to multi-objective linear programs with uncertain data

    Miguel A. Goberna;Vaithilingam Jeyakumar;Guoyin Li;José Vicente-Pérez

  • Hunting for a Smaller Convex Subdifferential

    V. F. Demyanov;V. F. Demyanov;V. Jeyakumar;V. Jeyakumar

  • Trust-region problems with linear inequality constraints: exact SDP relaxation, global optimality and robust optimization

    V. Jeyakumar;G. Y. Li

  • On characterizing the solution sets of pseudolinear programs

    V. Jeyakumar;X. Q. Yang

  • Characterizing Set Containments Involving Infinite Convex Constraints and Reverse-Convex Constraints

    V. Jeyakumar

  • A new geometric condition for Fenchel's duality in infinite dimensional spaces

    Regina Sandra Burachik;Vaithilingam Jeyakumar

  • Generalized second-order directional derivatives and optimization with C1,1 functions

    Xiaoqi Yang;V. Jeyakumar

Frequent Co-Authors

Guoyin Li
Guoyin Li University of New South Wales
Xiaoqi Yang
Xiaoqi Yang Hong Kong Polytechnic University
Jean B. Lasserre
Jean B. Lasserre Laboratory for Analysis and Architecture of Systems
Henry Wolkowicz
Henry Wolkowicz University of Waterloo
Bruce J. Brew
Bruce J. Brew University of New South Wales
Immanuel M. Bomze
Immanuel M. Bomze University of Vienna
Hoang Duong Tuan
Hoang Duong Tuan University of Technology Sydney
Robert S. Womersley
Robert S. Womersley University of New South Wales
Radu Ioan Boţ
Radu Ioan Boţ University of Vienna

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