World's Best Scientists 2026 revealed!
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Mathematics
Czechia
2023

D-Index & Metrics

Mathematics

D-Index
55
Citations
19370
World Ranking
772
National Ranking
6

Petr Hájek 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 Petr Hájek 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: 387 publications — 93rd percentile

93% of scientists in this discipline score the same or lower.

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

Petr Hájek 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 Petr Hájek 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: 55 D-Index — 79th percentile

79% 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

  • 2023 - Research.com Mathematics in Czechia Leader Award

Overview

Petr Hájek was affiliated with the Czech Academy of Sciences in the Czech Republic. Their research spanned several domains within Computer Science and Mathematics, with a primary focus on artificial intelligence, economics and econometrics, mathematical physics, management science and operations research, and applied mathematics.

The scientist's main fields of study included:

  • Computer Science (86 publications)
  • Mathematics (68 publications)

Key subfields of study were:

  • Artificial Intelligence (53 publications)
  • Economics and Econometrics (34 publications)
  • Mathematical Physics (31 publications)
  • Management Science and Operations Research (21 publications)
  • Applied Mathematics (21 publications)

Hájek focused on multiple research topics such as:

  • Advanced Banach Space Theory (50 publications)
  • Market Dynamics and Volatility (28 publications)
  • Stock Market Forecasting Methods (26 publications)
  • Financial Distress and Bankruptcy Prediction (22 publications)
  • Imbalanced Data Classification Techniques (20 publications)
  • Sentiment Analysis and Opinion Mining (18 publications)
  • Energy, Environment, Economic Growth (16 publications)

Their frequent co-authors included Mohammad Zoynul Abedin, Michal Munk, Tommaso Russo, Jean-Michel Sahut, and Ahmed Bouteska.

Hájek published extensively in several venues, among which the most frequent were:

  • arXiv (Cornell University) - 15 publications
  • Annals of Operations Research - 9 publications
  • Research in International Business and Finance - 6 publications
  • Procedia Computer Science - 5 publications
  • Journal of Mathematical Analysis and Applications - 5 publications

Recent papers authored by Hájek included:

  • "Fake consumer review detection using deep neural networks integrating word embeddings and emotion mining" (2020), published in Neural Computing and Applications
  • "Fraud Detection in Mobile Payment Systems using an XGBoost-based Framework" (2022), published in Information Systems Frontiers
  • "Recent developments in smart city assessment: A bibliometric and content analysis-based literature review" (2022), published in Cities

Other notable research works within the recent period not directly authored by Hájek but appearing in the referenced data included:

  • "Deep learning-based exchange rate prediction during the COVID-19 pandemic" (2021), published in Annals of Operations Research
  • "A Systematic Review of Blockchain Applications" (2022), published in IEEE Access

Best Publications

  • Metamathematics of Fuzzy Logic

    Petr Hájek

  • Metamathematics of First-Order Arithmetic

    Petr Hájek;Pavel Pudlák

  • Functional Analysis and Infinite-Dimensional Geometry

    Marián Fabian;Petr Habala;Petr Hájek;Vicente Montesinos Santalucía

  • Banach space theory : the basis for linear and nonlinear analysis

    Marián J. Fabian;Petr Habala;Petr Hájek;Vicente Montesinos

  • Banach Space Theory

    Marián Fabian;Petr Habala;Petr Hájek;Vicente Montesinos

  • Mechanizing Hypothesis Formation: Mathematical Foundations for a General Theory

    Petr Hájek;Tomáš Havránek

  • Discussion: Terminological difficulties in fuzzy set theory---The case of “Intuitionistic Fuzzy Sets”

    Didier Dubois;Siegfried Gottwald;Petr Hajek;Janusz Kacprzyk

  • Terminological Difficulties in Fuzzy Set Theory—The Case of “Intuitionistic Fuzzy Sets”

    Didier Dubois;Siegfried Gottwald;Petr Hajek;Janusz Kacprzyk

  • Biorthogonal Systems in Banach Spaces

    Petr Hájek;Václav Zizler;Jon Vanderwerff;Vicente Montesinos Santalucía

  • Mining corporate annual reports for intelligent detection of financial statement fraud A comparative study of machine learning methods

    Petr Hajek;Roberto Henriques

  • Residuated fuzzy logics with an involutive negation

    Francesc Esteva;Lluís Godo;Petr Hájek;Mirko Navara

  • Basic fuzzy logic and BL-algebras II

    Petr Hájek

  • A complete many-valued logic with product-conjunction

    Petr Hájek;Lluis Godo;Francesc Esteva

  • Making fuzzy description logic more general

    Petr Hájek

  • The GUHA method of automatic hypotheses determination

    Petr Hájek;Ivan Havel;Metodej K. Chytil

  • On very true

    Petr Hájek

  • Knowledge-Driven versus Data-Driven Logics

    Didier Dubois;Petr Hájek;Henri Prade

  • Two-stage consumer credit risk modelling using heterogeneous ensemble learning

    Monika Papouskova;Petr Hajek

  • Observations on non-commutative fuzzy logic

    P. Hájek

  • On Theories and Models in Fuzzy Predicate Logics

    Petr Hájek;Petr Cintula

  • Hoops and Fuzzy Logic

    Francesc Esteva;Lluís Godo;Petr Hájek;Franco Montagna

  • Handbook of mathematical fuzzy logic

    Petr Cintula;Petr Hájek;Carles Noguera

Frequent Co-Authors

Pavel Pudlák
Pavel Pudlák Czech Academy of Sciences
Samuel R. Buss
Samuel R. Buss University of California, San Diego
Lluís Godo
Lluís Godo Spanish National Research Council
Francesc Esteva
Francesc Esteva Spanish National Research Council
Franco Montagna
Franco Montagna University of Siena
Henri Prade
Henri Prade Paul Sabatier University
Didier Dubois
Didier Dubois Paul Sabatier University
Vilém Novák
Vilém Novák University of Ostrava
Richard M. Aron
Richard M. Aron Kent State University

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