Research

Finite Geometry and Coding Theory

My research is situated in finite geometry and coding theory. I'm especially interested in Cameron-Liebler sets and intersection problems in projective and polar spaces.


Publications

  • D'haeseleer J., Metsch K., Storme L., Van de Voorde G., On the maximality of a set of mutually orthogonal Sudoku Latin Squares. Des. Codes Cryptogr. 84 (1-2), p.143-152, (2017).
  • Blokhuis A., De Boeck M., D'haeseleer J., Cameron-Liebler classes of k-spaces in PG(n,q). Des. Codes Cryptogr. 87(8), p.1839-1856, (2019).
  • M. De Boeck, J. D'haeseleer. Equivalent definitions for (degree one) Cameron-Liebler classes of generators in finite classical polar spaces. Discrete Math. (https://doi.org/10.1016/j.disc.2019.111642).
  • J. D'haeseleer, G. Van de Voorde. Translation hyperovals and F2 linear sets of pseudoregulus type. (arXiv:1906.04537).

Talks


  • 11-09-2017, Finite Geometries (5th Irsee conference), Irsee (Germany), The Improvement of the Sunflower bound.
  • 28-03-2018, Finite Geometry Seminar, Eötvös Lorànd University, Budapest (Hungary), New definitions for Cameron-Liebler sets.
  • 25-05-2018, Poster presentation PhD-day,  Ghent (Belgium), Cameron-Liebler sets of k-spaces in PG(n,q).
  • 05-06-2018, Combinatorics 2018, Arco (Italy), Cameron-Liebler sets of k-spaces in PG(n,q).
  • 13-09-2018, Geometry Seminar, Naples (Italy), Cameron-Liebler sets in projective and polar spaces: an overview.
  • 12-11-2018, Colloquim Coding Theory and Cryptography, Ghent (Belgium), On large subspace codes.
  • 13-12-2018, PhD Seminar Mathematics, Ghent  (Belgium), Cameron-Liebler sets in projective and polar spaces: an overview.
  • 04-02-2019, CoGeNt Seminar, Christchurch (New Zealand), Cameron-Liebler sets in projective and polar spaces.
  • 11-04-2019, Mathematics and Statistics Seminar, Christchurch (New Zealand), Erdös-Ko-Rado theorems.
  • 28-05-2019, CanaDAM 2019, Vancouver (Canada), Projective solids pairwise intersecting in at least a line.
  • 04-06-2019, Fq14, 2019, Vancouver (Canada), Cameron-Liebler sets in the context of projective and polar spaces.
  • 19-06-2019, Summerschool Finite Geometry & Friends, Brussels (Belgium), Translation hyperovals and linear sets of pseudoregulus type.
  • 27-06-2019, 9th Slovenian International conference on Graph Theory, Bled (Slovenia), Projective solids pairwise intersecting in at least a line.
  • 21-08-2019, Finite Geometry and Extremal Combinatorics, Delaware (USA), Translation hyperovals and linear sets of pseudoregulus type.
  • 27-09-2019, Academy Contact Forum: Coding Theory and Cryptography, Brussels (Belgium).  Subspace codes and Erdös-Ko-Rado sets.


Research stays and Summer schools

  • January 2018, Technical University of Eindhoven (The Netherlands), Host A. Blokhuis.
  •  March 2018, Eötvös Lorànd University, Budapest (Hungary), Host T. Szönyi.
  • August 2018, Technical University of Eindhoven (The Netherlands), Host A. Blokhuis.
  • September 2018, Universita Degli Studi Di Napoli Frederico II (Italy), Host G. Lundardon.
  • November 2018, "GAP in Algebraic Research", RWTH Aachen University.
  • February-April 2019, University of Canterbury, Christchurch (New Zealand), Host G. Van de Voorde.
  • June 2019, "Summerschool Finite Geometry & Friends" Vrije Universiteit Brussel.

Teaching

  • 2017-2018   Excercises of Discrete Mathematics I (1st bachelor of Mathematics).
                            Excercises of Discrete Mathematics II (1st bachelor of Mathematics).
  • 2018-2019   Excercises of Discrete Mathematics I (1st bachelor of Mathematics).
                            Excercises of Galois Geometries (master of Pure Mathematics).
  • 2019-2020   Excercises of Discrete Mathematics I (1st bachelor of Mathematics).
                            Excercises of Linear Algebra and Geometry (1st bachelor of Physics).

I would like to hear from you!

Krijgslaan 281, 9000 Ghent, Belgium.
Campus De Sterre, building S8, office 130.015.

jozefien.dhaeseleer@ugent.be

09 264 49 16