Showing 2023Show all
2 papers · 1 filter
math.GR2023
On the cardinality of irredundant and minimal bases of finite permutation groups
Francesca Dalla Volta, Fabio Mastrogiacomo, Pablo Spiga
Given a finite permutation group with domain , we associate two subsets of natural numbers to , namely and , which are the sets of ca…
math.GR2023
On the strong connectivity of the 2-Engel graphs of almost simple groups
F. Dalla Volta, F. Mastrogiacomo, P. Spiga
The Engel graph of a finite group is a directed graph encoding the pairs of elements in satisfying some Engel word. Recent work of Lucchini and the third author shows that,…