15 citations · 15 across the 3 of their papers we have counts for
3 papers
Les tournois (-1)-critiques
Houmem Belkhechine, Imed Boudabbous, Jamel Dammak
Given a tournament T=(V,A), a subset X of V is an interval of T provided that for any a, b\in X and x\in V-X, (a,x) \in A if and only if (b,x)\in A. For example, \emptyset, \{x\} (…
Les graphes (-1)-critiques
Houmem Belkhechine, Imed Boudabbous, Mohamed Baka Elayech
Given a (directed) graph G=(V,A), a subset X of V is an interval of G provided that for any a, b\in X and x\in V-X, (a,x)\in A if and only if (b,x)\in A and (x,a)\in A if and only…
Inversion dans les tournois
Houmem Belkhechine, Moncef Bouaziz, Imed Boudabbous +1
We consider the transformation reversing all arcs of a subset of the vertex set of a tournament . The \emph{index} of , denoted by , is the smallest number of subse…