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math.CO2019
Circuits and circulant minors
Silvia Bianchi, Graciela Nasini, Paola Tolomei +1
Circulant contraction minors play a key role for characterizing ideal circular matrices in terms of minimally non ideal structures. In this article we prove necessary and sufficien…
math.CO2018
Grundy dominating sequences on -join product
Graciela Nasini, Pablo Torres
In this paper we study the Grundy domination number on the -join product of a graph and a family of graphs . The…
math.CO2015
Characterizing N+-perfect line graphs
M. Escalante, G. Nasini, A. Wagler
The subject of this contribution is the study of the Lovász-Schrijver PSD-operator N+ applied to the edge relaxation of the stable set polytope of a graph. We are particularly inte…