All Stories

  1. Connectivity on multi-pretopological structures and decision-making for COVID-19

    Article • Afrika Matematika, January 2025, Springer Science + Business Media

    Abdelfattah A. El-Atik

  2. Modern classes of fuzzy $ \alpha $-covering via rough sets over two distinct finite sets

    Article • AIMS Mathematics, January 2025, Tsinghua University Press

    Abdelfattah A. El-Atik

  3. Advancements in Topological Approaches via Core Minimal Neighborhoods and Their Applications

    Article • European Journal of Pure and Applied Mathematics, October 2024, New York Business Global LLC

    Abdelfattah A. El-Atik

  4. Some Topological Approaches of Rough Sets through Minimal Neighborhoods and Decision Making

    Article • Journal of Mathematics, March 2024, Wiley

    Abdelfattah A. El-Atik

  5. Nearly open sets in infra topology and related infra continuity

    Article • Journal of Contemporary Technology and Applied Engineering, September 2023, Egypts Presidential Specialized Council for Education and Scientific Research

    Abdelfattah A. El-Atik

  6. Fuzzy Soft Sets and Decision Making in Ideal Nutrition

    Article • Symmetry, August 2023, MDPI AG

    Abdelfattah A. El-Atik

  7. A model of π-pre-topological structures and related to human heart

    Article • Journal of Intelligent & Fuzzy Systems Applications in Engineering and Technology, June 2023, IOS Press

    Abdelfattah A. El-Atik, Howayda Saber

  8. Topological representations of simplicial complexes and their applications

    Article • Afrika Matematika, March 2023, Springer Science + Business Media

    Abdelfattah A. El-Atik

  9. Covering Rough Sets in Terms of Topological Bi-Neighbourhoods and Their Applications

    Article • Journal of Mathematics, February 2023, Hindawi Publishing Corporation

    Abdelfattah A. El-Atik

  10. Approximation of simplicial complexes using matroids and rough sets

    Article • Soft Computing, January 2023, Springer Science + Business Media

    Abdelfattah A. El-Atik

  11. Mathematical Morphology View of Topological Rough Sets and Its Applications

    Article • Computers Materials & Continua, January 2023, Tsinghua University Press

    Abdelfattah A. El-Atik, Dr. Tamer Medhat

  12. Mutation of DNA and RNA sequences through the application of topological spaces

    Article • AIMS Mathematics, January 2023, American Institute of Mathematical Sciences (AIMS)

    Abdelfattah A. El-Atik

  13. Topological visualization and graph analysis of rough sets via neighborhoods: A medical application using human heart data

    Article • AIMS Mathematics, January 2023, Tsinghua University Press

    Abdelfattah A. El-Atik

  14. Some betweenness relation topologies induced by simplicial complexes

    Article • Hacettepe Journal of Mathematics and Statistics, December 2022, Hacettepe Journal of Biology and Chemistry

    Abdelfattah A. El-Atik

  15. Some membership functions via neighborhood systems: application to a rough set decision making

    Article • Boletim da Sociedade Paranaense de Matemática, December 2022, Sociedade Paranaense de Matematica

    Abdelfattah A. El-Atik

  16. More properties of δ β -rough continuous functions on topological approximation spaces

    Article • Journal of Mathematics and Computer Science, December 2022, International Scientific Research Publications MY SDN. BHD.

    Abdelfattah A. El-Atik

  17. Topological kernel of sets and application on fractals

    Article • Journal of Contemporary Technology and Applied Engineering, September 2022, Egypts Presidential Specialized Council for Education and Scientific Research

    Abdelfattah A. El-Atik

  18. Topological Models of Rough Sets and Decision Making of COVID-19

    Article • Complexity, June 2022, Hindawi Publishing Corporation

    Abdelfattah A. El-Atik

  19. Matroidal and Lattices Structures of Rough Sets and Some of Their Topological Characterizations

    Article • Information Sciences Letters, March 2022, Natural Sciences Publishing

    Abdelfattah A. El-Atik

  20. On irresolute multifunctions and related topological games

    Article • AIMS Mathematics, January 2022, Tsinghua University Press

    Abdelfattah A. El-Atik

  21. Comparison of twelve types of rough approximations based on j-neighborhood space and j-adhesion neighborhood space

    Article • Soft Computing, November 2021, Springer Science + Business Media

    Abdelfattah A. El-Atik

  22. More results on rough sets via neighborhoods of graphs with finite path

    Article • Journal of Physics Conference Series, May 2021, Institute of Physics Publishing

    Abdelfattah A. El-Atik

  23. On grill nano topological spaces and its related with nano continuity

    Article • Journal of Physics Conference Series, May 2021, Institute of Physics Publishing

    Abdelfattah A. El-Atik

  24. Soft Topological Spaces Induced via Soft Relations

    Article • WSEAS TRANSACTIONS ON MATHEMATICS, March 2021, World Scientific and Engineering Academy and Society (WSEAS)

    Abdelfattah A. El-Atik

  25. Correct proof of the main result in “The number of spanning trees of a class of self-similar fractal models” by Ma and Yao

    Article • Information Processing Letters, March 2021, Elsevier

    Abdelfattah A. El-Atik

  26. Some extensions of covering-based multigranulation fuzzy rough sets from new perspectives

    Article • Soft Computing, February 2021, Springer Science + Business Media

    Abdelfattah A. El-Atik

  27. Fuzzy topological structures via fuzzy graphs and their applications

    Article • Soft Computing, February 2021, Springer Science + Business Media

    Abdelfattah A. El-Atik

  28. Soft ß-rough sets and its application to determine COVID-19

    Article • TURKISH JOURNAL OF MATHEMATICS, January 2021, The Scientific and Technological Research Council of Turkey (TUBITAK-ULAKBIM)

    Abdelfattah A. El-Atik

  29. Topological approaches of graphs and their applications by neighborhood systems and rough sets

    Article • Journal of Intelligent & Fuzzy Systems Applications in Engineering and Technology, November 2020, IOS Press

    Abdelfattah A. El-Atik

  30. Rough approximation models via graphs based on neighborhood systems

    Article • Granular Computing, November 2020, Springer Science + Business Media

    Abdelfattah A. El-Atik

  31. Certain types of coverings based rough sets with application

    Article • Journal of Intelligent & Fuzzy Systems Applications in Engineering and Technology, October 2020, IOS Press

    Abdelfattah A. El-Atik

  32. Comparison of six types of rough approximations based on j-neighborhood space and j-adhesion neighborhood space

    Article • Journal of Intelligent & Fuzzy Systems Applications in Engineering and Technology, October 2020, IOS Press

    A. Azzam, Abdelfattah A. El-Atik

  33. Some nano topological structures via ideals and graphs

    Article • Journal of the Egyptian Mathematical Society, August 2020, Springer Science + Business Media

    Abdelfattah A. El-Atik

  34. Reduction based on similarity and decision-making

    Article • Journal of the Egyptian Mathematical Society, May 2020, Springer Science + Business Media

    Abdelfattah A. El-Atik

  35. Neutrosophic αψ-connectedness

    Article • Journal of Intelligent & Fuzzy Systems Applications in Engineering and Technology, January 2020, IOS Press

    Abdelfattah A. El-Atik, Prof. Dr. Florentin Smarandache

  36. Some topological structures of fractals and their related graphs

    Article • Filomat, January 2020, National Library of Serbia

    Abdelfattah A. El-Atik

  37. New types of graphs induced by topological spaces

    Article • Journal of Intelligent & Fuzzy Systems Applications in Engineering and Technology, June 2019, IOS Press

    Mohamed Atef, Abdelfattah A. El-Atik

  38. A model of a human heart via graph nano topological spaces

    Article • International Journal of Biomathematics, January 2019, World Scientific Pub Co Pte Lt

    Abdelfattah A. El-Atik

  39. Ideal Expansion for Some Nano Topological Structures

    Article • Journal of Computer and Mathematical Sciences, November 2018, Journal of Chemistry and Chemical Sciences

    Abdelfattah A. El-Atik

  40. More Properties on Continuous Multifunctions

    Article • Journal of Computational and Theoretical Nanoscience, April 2018, American Scientific Publishers

    Abdelfattah A. El-Atik

  41. New types of topological structures via graphs

    Article • Mathematical Methods in the Applied Sciences, January 2018, Wiley

    Abdelfattah A. El-Atik

  42. New types of winning strategies via compact spaces

    Article • Journal of the Egyptian Mathematical Society, April 2017, Springer Science + Business Media

    Abdelfattah A. El-Atik

  43. Approximation of Self Similar Fractals by α-Topological Spaces

    Article • Journal of Computational and Theoretical Nanoscience, November 2016, American Scientific Publishers

    Abdelfattah A. El-Atik

  44. On b-connectedness and b-disconnectedness and their applications

    Article • Journal of the Egyptian Mathematical Society, April 2013, Springer Science + Business Media

    Abdelfattah A. El-Atik

  45. m-beta-Open Sets and M-beta-Continuous Functions on Spaces with Minimal Structures

    Article • Journal of Advanced Research in Applied Mathematics, January 2013, Institute of Advanced Scientific Research

    Abdelfattah A. El-Atik