World's Best Scientists 2026 revealed!
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Mathematics
USA
2026

D-Index & Metrics

Mathematics

D-Index
84
Citations
68530
World Ranking
107
National Ranking
59

Engineering and Technology

D-Index
84
Citations
68165
World Ranking
394
National Ranking
135

Yousef Saad 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 Yousef Saad 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: 366 publications — 92nd percentile

92% of scientists in this discipline score the same or lower.

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

Yousef Saad 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 Yousef Saad 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: 84 D-Index — 97th percentile

97% 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 United States Leader Award
  • 2025 - Research.com Mathematics in United States Leader Award
  • 2010 - SIAM Fellow For contributions in numerical linear algebra and its applications.
  • 2010 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

Yousef Saad is affiliated with the University of Minnesota in the United States. The research work spans the intersection of computer science, mathematics, and physics, with significant contributions in computational theory and mathematics, numerical analysis, and artificial intelligence.

Their research topics focus primarily on matrix theory and algorithms, electromagnetic scattering and analysis, numerical methods for differential equations, advanced optimization algorithms, iterative methods for nonlinear equations, model reduction and neural networks, and advanced graph neural networks.

Some of the recent papers include:

  • Graph coarsening: from scientific computing to machine learning, 2022, SeMA Journal
  • Solving the Three-Dimensional High-frequency Helmholtz Equation Using Contour Integration and Polynomial Preconditioning, 2020, SIAM Journal on Matrix Analysis and Applications
  • A Power Schur Complement Low-Rank Correction Preconditioner for General Sparse Linear Systems, 2021, SIAM Journal on Matrix Analysis and Applications
  • Shanks and Anderson-type acceleration techniques for systems of nonlinear equations, 2021, IMA Journal of Numerical Analysis
  • Proxy-GMRES: Preconditioning via GMRES in Polynomial Space, 2021, SIAM Journal on Matrix Analysis and Applications

Frequent co-authors in their research include:

  • Yuanzhe Xi
  • Ziyuan Tang
  • Vassilis Kalantzis
  • Ruipeng Li
  • Huan He

The prominent venues for their publications are:

  • arXiv (Cornell University)
  • SIAM Journal on Matrix Analysis and Applications
  • SIAM Journal on Scientific Computing
  • Computing in Science & Engineering
  • Numerical Linear Algebra with Applications

Yousef Saad has been recognized with awards including the Fellow of the American Association for the Advancement of Science (AAAS) in 2010 and becoming a SIAM Fellow the same year for contributions in numerical linear algebra and its applications.

Best Publications

  • Iterative Methods for Sparse Linear Systems

    Y. Saad

  • GMRES: a generalized minimal residual algorithm for solving nonsymmetric linear systems

    Youcef Saad;Martin H Schultz

  • Numerical Methods for Large Eigenvalue Problems: Revised Edition

    Yousef Saad

  • Numerical Methods for Large Eigenvalue Problems

    Y Saad

  • A Flexible Inner-Outer Preconditioned GMRES Algorithm

    Unknown

  • Topological properties of hypercubes

    Unknown

  • Finite-difference-pseudopotential method: Electronic structure calculations without a basis.

    James R. Chelikowsky;N. Troullier;Yousef Saad

  • ILUT: A dual threshold incomplete LU factorization

    Yousef Saad

  • Analysis of some Krylov subspace approximations to the matrix exponential operator

    Unknown

  • Iterative solution of linear systems in the 20th century

    Yousef Saad;Henk A. van der Vorst

  • Higher-order finite-difference pseudopotential method: An application to diatomic molecules

    James R. Chelikowsky;N. Troullier;K. Wu;Y. Saad

  • Krylov subspace methods for solving large unsymmetric linear systems

    Unknown

  • GPU-accelerated preconditioned iterative linear solvers

    Ruipeng Li;Yousef Saad

  • Approximate Inverse Preconditioners via Sparse-Sparse Iterations

    Edmond Chow;Yousef Saad

  • Two classes of multisecant methods for nonlinear acceleration

    Haw Ren Fang;Yousef Saad

  • Orthogonal Neighborhood Preserving Projections: A Projection-Based Dimensionality Reduction Technique

    E. Kokiopoulou;Y. Saad

  • Experimental study of ILU preconditioners for indefinite matrices

    Edmond Chow;Yousef Saad

  • Fast Approximate k NN Graph Construction for High Dimensional Data via Recursive Lanczos Bisection

    Jie Chen;Haw-ren Fang;Yousef Saad

  • PARSEC – the pseudopotential algorithm for real‐space electronic structure calculations: recent advances and novel applications to nano‐structures

    Leeor Kronik;Adi Makmal;Murilo L. Tiago;Murilo L. Tiago;M. M. G. Alemany

  • Numerical Methods for Electronic Structure Calculations of Materials

    Yousef Saad;James R. Chelikowsky;Suzanne M. Shontz

  • Convergence Theory of Nonlinear Newton–Krylov Algorithms

    Peter N. Brown;Youcef Saad

  • Deflated and Augmented Krylov Subspace Techniques

    Andrew Chapman;Yousef Saad

  • Dense Subgraph Extraction with Application to Community Detection

    Jie Chen;Y. Saad

  • Practical Use of Polynomial Preconditionings for the Conjugate Gradient Method

    Youcef Saad

  • Turbo charging time-dependent density-functional theory with Lanczos chains.

    Dario Rocca;Ralph Gebauer;Yousef Saad;Stefano Baroni

Frequent Co-Authors

James R. Chelikowsky
James R. Chelikowsky The University of Texas at Austin
Kesheng Wu
Kesheng Wu Lawrence Berkeley National Laboratory
Jun Zhang
Jun Zhang University of Kentucky
Maarten V. de Hoop
Maarten V. de Hoop Rice University
Tony F. Chan
Tony F. Chan University of California, Los Angeles
Leeor Kronik
Leeor Kronik Weizmann Institute of Science
Peter Brown
Peter Brown University of Oxford
Danny C. Sorensen
Danny C. Sorensen Rice University
Georgios B. Giannakis
Georgios B. Giannakis University of Minnesota
Ananth Grama
Ananth Grama Purdue University West Lafayette

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