2 papers
math.CO2008
Recognition of generalized network matrices
A. Musitelli
In this PhD thesis, we deal with binet matrices, an extension of network matrices. The main result of this thesis is the following. A rational matrix A of size n times m can be tes…
math.CO2005
Expanding graphs, Ramanujan graphs, and 1-factor perturbations
Pierre de la Harpe, Antoine Musitelli
We construct (k+-1)-regular graphs which provide sequences of expanders by adding or substracting appropriate 1-factors from given sequences of k-regular graphs. We compute numeric…