World's Best Scientists 2026 revealed!
Pierre L'Ecuyer

Pierre L'Ecuyer

Award Badge
Mathematics
Canada
2026

D-Index & Metrics

Computer Science

D-Index
72
Citations
17247
World Ranking
1706
National Ranking
60

Mathematics

D-Index
73
Citations
17610
World Ranking
233
National Ranking
8

Pierre L'Ecuyer 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 Pierre L'Ecuyer 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: 82 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: 337 publications — 89th percentile

89% of scientists in this discipline score the same or lower.

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

Pierre L'Ecuyer 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 Pierre L'Ecuyer 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: 137 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: 73 D-Index — 94th percentile

94% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2026 - Research.com Mathematics in Canada Leader Award
  • 2025 - Research.com Mathematics in Canada Leader Award
  • 2023 - Research.com Mathematics in Canada Leader Award
  • 2006 - Fellow of the Institute for Operations Research and the Management Sciences (INFORMS)

Overview

Pierre L'Ecuyer is affiliated with the University of Montreal in Canada and has an extensive publication record in the fields of mathematics and computer science. Their research primarily explores subjects within statistics, probability, numerical analysis, and artificial intelligence, reflecting a diverse interest in both theoretical and applied aspects of these disciplines.

The scientist's main areas of focus include mathematical approximation and integration, Markov chains and Monte Carlo methods, and statistical methods and inference. Additional topics covered are probabilistic and robust engineering design, advanced queuing theory analysis, Bayesian methods and mixture models, and chaos-based image and signal encryption.

L'Ecuyer has contributed to several recent papers, such as:

  • Monte Carlo and Quasi-Monte Carlo Density Estimation via Conditioning, 2022, INFORMS Journal on Computing
  • Multiple Streams with Recurrence-Based, Counter-Based, and Splittable Random Number Generators, 2021, 2021 Winter Simulation Conference (WSC)
  • A simulation-based decomposition approach for two-stage staffing optimization in call centers under arrival rate uncertainty, 2021, European Journal of Operational Research
  • Generalized likelihood ratio method for stochastic models with uniform random numbers as inputs, 2024, European Journal of Operational Research

Other recent work of interest in the broader field includes Construction-Free Median Quasi-Monte Carlo Rules for Function Spaces with Unspecified Smoothness and General Weights, published in 2022 in SIAM Journal on Scientific Computing, authored by Takashi Goda.

The scientist frequently collaborates with other researchers, including Florian Puchhammer, Bruno Tuffin, Michael C. Fu, Jiaqiao Hu, and Amal Ben Abdellah.

They have published extensively in venues such as arXiv (Cornell University), INFORMS Journal on Computing, Winter Simulation Conference (WSC) across multiple years, and European Journal of Operational Research.

In addition to articles, L'Ecuyer has authored a book titled Monte Carlo and Quasi-Monte Carlo Methods published by Springer International Publishing in 2020.

Their professional recognition includes being named a Fellow of the Institute for Operations Research and the Management Sciences (INFORMS) in 2006.

Best Publications

  • TestU01: A C library for empirical testing of random number generators

    Pierre L'Ecuyer;Richard Simard

  • Efficient and portable combined random number generators

    P. L'Ecuyer

  • Good Parameters and Implementations for Combined Multiple Recursive Random Number Generators

    Gregory W. Fischer;Ziv Carmon;Dan Ariely;Gal Zauberman

  • An Object-Oriented Random-Number Package with Many Long Streams and Substreams

    Pierre L'Ecuyer;Richard Simard;E. Jack Chen;W. David Kelton

  • Random Number Generation

    Pierre L'Ecuyer

  • Random numbers for simulation

    Pierre L'Ecuyer

  • Uniform random number generation

    Pierre L'Ecuyer

  • Maximally equidistributed combined Tausworthe generators

    Pierre L'Ecuyer

  • Recent Advances in Randomized Quasi-Monte Carlo Methods

    Pierre L’Ecuyer;Christiane Lemieux

  • Improved long-period generators based on linear recurrences modulo 2

    François Panneton;Pierre L'Ecuyer;Makoto Matsumoto

  • Tables of linear congruential generators of different sizes and good lattice structure

    Pierre L'Ecuyer

  • Modeling Daily Arrivals to a Telephone Call Center

    Athanassios N. Avramidis;Alexandre Deslauriers;Pierre L'Ecuyer

  • A Unified View of the IPA, SF, and LR Gradient Estimation Techniques

    Pierre L'Ecuyer

  • Staffing Multiskill Call Centers via Linear Programming and Simulation

    Mehmet Tolga Cezik;Pierre L'Ecuyer

  • Tables of maximally equidistributed combined LFSR generators

    Pierre L'Ecuyer

  • The application of forecasting techniques to modeling emergency medical system calls in Calgary, Alberta

    Nabil Channouf;Pierre L’Ecuyer;Armann Ingolfsson;Athanassios N. Avramidis

  • Variance Reduction via Lattice Rules

    Pierre L'Ecuyer;Christiane Lemieux

  • Implementing a random number package with splitting facilities

    Pierre L'Ecuyer;Serge Côté

  • Combined Multiple Recursive Random Number Generators

    Pierre L'Ecuyer

  • Chapter 3 – The Cross-Entropy Method for Optimization

    Zdravko I. Botev;Dirk P. Kroese;Reuven Y. Rubinstein;Pierre L’Ecuyer

  • Monte Carlo and Quasi-Monte Carlo Methods 2008

    Pierre L'Ecuyer;Art B. Owen

  • Improved Long-Period Generators Based on Linear Recurrences Modulo 2

    Pierre L'Ecuyer;François Panneton

Frequent Co-Authors

Bruno Tuffin
Bruno Tuffin French Institute for Research in Computer Science and Automation - INRIA
Peter W. Glynn
Peter W. Glynn Stanford University
Barry L. Nelson
Barry L. Nelson Northwestern University
Marina L. Gavrilova
Marina L. Gavrilova University of Calgary
Vipin Kumar
Vipin Kumar University of Minnesota
Ger Koole
Ger Koole Vrije Universiteit Amsterdam
Dirk P. Kroese
Dirk P. Kroese University of Queensland
Reuven Y. Rubinstein
Reuven Y. Rubinstein Technion – Israel Institute of Technology
Lee W. Schruben
Lee W. Schruben University of California, Berkeley
George Yin
George Yin University of Connecticut

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