SNN2026

Scientific Workshop

The
schedule.

13-15 November 2026
Nagykanizsa, Hungary

Titles and abstracts

01 / Fri

Friday, 13 November 2026

  1. 13:50 – 14:20Registration
  2. 14:20 – 14:30Opening
  3. 14:30 – 15:30Invited talkZoltán L. BlázsikUniversity of Szeged, University of JohannesburgThe connection between the chromatic numbers of a hypergraph and its $1$-intersection graph
  4. 15:30 – 15:55Bojan BašićUniversity of Novi Sad, SerbiaOne more layer to go... The geometry of Heesch numbers at the edge of forever
  5. 15:55 – 16:20Alexey GordeevHUN-REN RAMKI, BudapestTriple arrays via hyperovals
  6. 16:20 – 16:50Coffee break
  7. 16:50 – 17:15Benedek VáliUniversity of Szeged, Bolyai InstituteThe Merino–Welsh Conjecture for Sparse and Dense Graphsjoint work with János Barát, Zoltán Blázsik
  8. 17:15 – 17:40Blas FernándezUniversity of Primorska, Koper, SloveniaNew Pathways into Distance-Biregular Graphs
  9. 17:40 – 18:05Zhaochen DingUniversity of PrimorskaOn the Cartesian products of graphs that are Cayley graphsjoint work with Edward Dobson, Ademir Hujdurović, Yakun Wang
  10. 18:05 – 18:30Marcell MágoriUniversity of Szeged, Bolyai InstituteRubik's Cube Variants, Graphs, and Groupsjoint work with Viktor Vígh

02 / Sat

Saturday, 14 November 2026

  1. 09:00 – 10:00Invited talkFrancesco GhiandoniUniversity of PrimorskaThreefold tensors and planes meeting the Segre variety over finite fieldsjoint work with Michel Lavrauw
  2. 10:00 – 10:25Ratko DardaUniversity of PrimorskaBatyrev-Manin conjecture and modular curvesjoint work with Changho Han
  3. 10:25 – 10:50Gábor P. NagyUniversity of Szeged, Bolyai InstituteSemifields in prime dimensions and counterexamples to Kaplansky's conjecturejoint work with Yue Zhou
  4. 10:50 – 11:20Coffee break
  5. 11:20 – 11:45Morgan RodgersRPTU Kaiserslautern-LandauNew results on rank two commutative semifields
  6. 11:45 – 12:10Vedran KrčadinacUniversity of Zagreb, CroatiaOn unitals with collinear pedal setsjoint work with Loredana Simčić, Leo Storme
  7. 12:10 – 12:35Lucija RelićUniversity of Zagreb, CroatiaHigher-dimensional symmetric designs and difference setsjoint work with A. Bahmanian, V. Krčadinac, S. Suda
  8. 12:35 – 13:00Dávid R. SzabóEötvös Loránd University, HungaryMinimum modular subspace families in finite projective spacesjoint work with Bence Csajbók (ongoing)
  9. 15:00 – 18:00Sightseeing walk
  10. 19:30 – 22:30Conference dinner

03 / Sun

Sunday, 15 November 2026

  1. 09:00 – 10:00Invited talkGiusy MonzilloUniversity of Primorska, FAMNITThe $Q$-polynomial property beyond distance-regular graphsjoint work with B. Fernández, R. Maleki, Š. Miklavič
  2. 10:00 – 10:25Safet PenjićUniversity of PrimorskaOn the combinatorial structure of graphs admitting a spectral idempotent of dual diameter twojoint work with Edwin van Dam, Giusy Monzillo
  3. 10:25 – 10:50Martin MacajComenius University Bratislava, SlovakiaOn uniform balanced biregular graphsjoint work with T. Heger, R. Jajcay, Gy. Kiss, D. Stadler
  4. 10:50 – 11:20Coffee break
  5. 11:20 – 11:45Robert JajcayComenius University, Bratislava, SlovakiaUniform routing of shortest paths as an indicator of graph symmetryjoint work with Valter Cingel
  6. 11:45 – 12:10Tatiana B. JajcayováComenius University, Bratislava, SlovakiaHypergraphical Regular Representations of Finite Groups: The 3-Uniform Casejoint work with Robert Jajcay, Isabel Hubard
  7. 12:10 – 12:35Ajla ŠehovićUniversity of PrimorskaBreaking Bad: On Notions Related to APN Mappingsjoint work with René Rodríguez-Aldama, Enes Pasalic, Sadmir Kudin
  8. 12:35 – 13:00René Rodríguez AldamaUniversity of PrimorskaHow to balance your weights when there are too many slices: two algebraic-combinatorial approachesjoint work with Leyla Işık, Ajla Šehović
  9. 13:00 – 13:05Closing