Authors: Lucia Gionfriddo
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Abstract
In this paper we examine Voloshin's colorings of mixed hypergraphs derived from P3-designs and construct families of P3-designs having the chromatic spectrum with the leftmost hole and rightmost hole.L.Gionfriddo,
Dipartimento di Matematica e Informatica,
Universia di Catania,
Viale A.Doria, 6 95125 - Catania, Italia.
E-mail:
Dipartimento di Matematica e Informatica,
Universia di Catania,
Viale A.Doria, 6 95125 - Catania, Italia.
E-mail:
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