World's Best Scientists 2026 revealed!

D-Index & Metrics

Mathematics

D-Index
41
Citations
17252
World Ranking
1847
National Ranking
14

Computer Science

D-Index
41
Citations
17229
World Ranking
8576
National Ranking
21

Ernesto G. Birgin 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 Ernesto G. Birgin 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: 136 publications — 30th percentile

30% of scientists in this discipline score the same or lower.

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

Ernesto G. Birgin 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 Ernesto G. Birgin 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: 41 D-Index — 49th percentile

49% of scientists in this discipline score the same or lower.

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

Overview

Ernesto G. Birgin is affiliated with the Universidade de São Paulo in Brazil. The scholar's research spans across several interconnected fields with a strong focus on engineering, mathematics, and computer science. Their work integrates numerical analysis, industrial and manufacturing engineering, computational mechanics, computational theory and mathematics, as well as computer graphics and computer-aided design.

Their research output is distributed over various topics, primarily in advanced optimization algorithms research, advanced manufacturing and logistics optimization, scheduling and optimization algorithms, sparse and compressive sensing techniques, computational geometry and mesh generation, iterative methods for nonlinear equations, and optimization and variational analysis.

Recent publications authored or co-authored by Ernesto G. Birgin include:

  • "Mixed Integer linear programming and constraint programming models for the online printing shop scheduling problem" (2020), published in Computers & Operations Research
  • "Complexity and performance of an Augmented Lagrangian algorithm" (2020), published in Optimization methods & software
  • "Metaheuristics for the online printing shop scheduling problem" (2021), published in Munich Personal RePEc Archive (Ludwig Maximilian University of Munich)
  • "A Shape-Newton Approach to the Problem of Covering with Identical Balls" (2022), published in SIAM Journal on Scientific Computing
  • "A Shape Optimization Approach to the Problem of Covering a Two-Dimensional Region with Minimum-Radius Identical Balls" (2021), published in SIAM Journal on Scientific Computing

Ernesto G. Birgin collaborates frequently with multiple co-authors, including J. M. Martínez, Débora P. Ronconi, Antoine Laurain, D. S. Marcondes, and Kennedy Araujo.

The scholar's works are regularly published in several academic venues such as arXiv (Cornell University), Computational Optimization and Applications, Optimization methods & software, Anais do Simpósio Brasileiro de Pesquisa Operacional, and SIAM Journal on Scientific Computing.

Best Publications

  • PACKMOL: a package for building initial configurations for molecular dynamics simulations.

    Leandro Martínez;Ricardo Andrade;Ernesto G. Birgin;José Mario Martínez

  • Nonmonotone Spectral Projected Gradient Methods on Convex Sets

    Ernesto G. Birgin;José Mario Martínez;Marcos Raydan

  • On Augmented Lagrangian Methods with General Lower-Level Constraints

    R. Andreani;E. G. Birgin;J. M. Martínez;M. L. Schuverdt

  • Practical Augmented Lagrangian Methods for Constrained Optimization

    Ernesto G. Birgin;Jos Mario Martnez

  • A Spectral Conjugate Gradient Method for Unconstrained Optimization

    E. G. Birgin;J. M. Martínez

  • Algorithm 813: SPG—Software for Convex-Constrained Optimization

    Ernesto G. Birgin;José Mario Martínez;Marcos Raydan

  • Estimation of the Optical Constants and the Thickness of Thin Films Using Unconstrained Optimization

    Ernesto G Birgin;Ivan Chambouleyron;José Mario Martínez

  • Augmented Lagrangian methods under the constant positive linear dependence constraint qualification

    R. Andreani;E. G. Birgin;J. M. Martínez;M. L. Schuverdt

  • Large-Scale Active-Set Box-Constrained Optimization Method with Spectral Projected Gradients

    Ernesto G. Birgin;José Mario Martínez

  • Inexact spectral projected gradient methods on convex sets

    Ernesto G. Birgin;José Mario Martínez;Marcos Raydan

  • Spectral Projected Gradient Methods: Review and Perspectives

    Ernesto G. Birgin;Jose Mario Martínez;Marcos Raydan

  • Worst-case evaluation complexity for unconstrained nonlinear optimization using high-order regularized models

    E. G. Birgin;J. L. Gardenghi;J. M. Martínez;S. A. Santos

  • Optimizing the packing of cylinders into a rectangular container: A nonlinear approach

    Ernesto G. Birgin;José Mario Martínez;Débora P. Ronconi

  • Improving ultimate convergence of an augmented Lagrangian method

    E. G. Birgin;J. M. Martínez

  • Numerical Comparison of Augmented Lagrangian Algorithms for Nonconvex Problems

    E. G. Birgin;R. A. Castillo;J. M. Martínez

  • Global minimization using an Augmented Lagrangian method with variable lower-level constraints

    E. G. Birgin;C. A. Floudas;J. M. Martínez

  • Minimizing the object dimensions in circle and sphere packing problems

    E. G. Birgin;F. N. C. Sobral

  • Determination of thickness and optical constants of amorphous silicon films from transmittance data

    M. Mulato;I. Chambouleyron;E. G. Birgin;J. M. Martı́nez

  • New and improved results for packing identical unitary radius circles within triangles, rectangles and strips

    Ernesto G. Birgin;Jan M. Gentil

  • A MILP model for an extended version of the Flexible Job Shop Problem

    Ernesto Julian Goldberg Birgin;Paulo Feofiloff;Cristina Gomes Fernandes;Everton Luiz de Melo

  • Optical constants and thickness determination of very thin amorphous semiconductor films

    I. Chambouleyron;S. D. Ventura;E. G. Birgin;J. M. Martínez

Frequent Co-Authors

José Mario Martínez
José Mario Martínez State University of Campinas
Reinaldo Morabito
Reinaldo Morabito Federal University of São Carlos
Christodoulos A. Floudas
Christodoulos A. Floudas Texas A&M University
Mauricio G. C. Resende
Mauricio G. C. Resende University of Washington

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