The {-3}-reconstruction and the {-3}-self duality of tournaments

Mouna Achour, Youssef Boudabbous, Abderrahim Boussairi

Let T = (V,A) be a (finite) tournament and k be a non negative integer. For every subset X of V is associated the subtournament T[X] = (X,A\cap (X \timesX)) of T, induced by X. The…