Showing math.COShow all
3 papers · 1 filter
math.CO2025
Two gluing methods for string C-group representations of the symmetric groups
Dimitri Leemans, Jessica Mulpas
The study of string C-group representations of rank at least for the symmetric group has gained a lot of attention in the last fifteen years. In a recent paper, Cameron…
math.CO2025
Geometries with trialities arising from linear spaces
Rémi Delaby, Dimitri Leemans, Philippe Tranchida
A triality is a sort of super-symmetry that exchanges the types of the elements of an incidence geometry in cycles of length three. Although geometries with trialities exhibit fasc…
math.CO2024
Regular -polytopes of order
Dong-Dong Hou, Yan-Quan Feng, Dimitri Leemans
In [Problems on polytopes, their groups, and realizations, Periodica Math. Hungarica 53 (2006) 231-255] Schulte and Weiss proposed the following problem: {\em Characterize regular…