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math.CO2024
Singularly cospectral circulant graphs
Cristian M. Conde, Ezequiel Dratman, Luciano N. Grippo +1
Two graphs having the same spectrum are said to be cospectral. Two graphs such that the absolute values of their nonzero eigenvalues coincide are singularly cospectral graphs. Cosp…
math.NT2024
An approach to the moments subset sum problem through systems of diagonal equations over finite fields
Juan Francisco Gottig, Mariana Pérez, Melina Privitelli
Let be the finite field of elements, for a given subset , , an integer and …