Nejib Zaguia

most citedN-free extensions of posets.Note on a theorem of P.A.Grillet

4 citations · 5 across the 2 of their papers we have counts for

collaborators

2 papers

math.CO2008★ 1 cited

On scattered posets with finite dimension

Maurice Pouzet, Hamza Si Kaddour, Nejib Zaguia

We discuss a possible characterization, by means of forbidden configurations, of posets which are embeddable in a product of finitely many scattered chains.

cs.DM2005★ 4 cited

N-free extensions of posets.Note on a theorem of P.A.Grillet

Maurice Pouzet, Nejib Zaguia

Let $S_N (P)$ be the poset obtained by adding a dummy vertex on each diagonal edge of the $N$ 's of a finite poset $P$ . We show that $S_N (S_N (P))$ is $N$ -free. It follows th…