3 papers
cs.IT2024
Quasi-optimum distance flag codes
Clementa Alonso-González, Miguel Ángel Navarro-Pérez
A flag is a sequence of nested subspaces of a given ambient space F_q^n over a finite field F_q. In network coding, a flag code is a set of flags, all of them with the same sequenc…
math.CO2022
Motzkin numbers and flag codes
Clementa Alonso-González, Miguel Ángel Navarro-Pérez
Motzkin numbers have been widely studied since they count many different combinatorial objects. In this paper we present a new appearance of this remarkable sequence in the network…
math.DS2022
Stratification of three-dimensional real flows I: Fitting Domains
Clementa Alonso-González, Fernando Sanz Sánchez
Let be an analytic vector field in with an isolated singularity at the origin and having only hyperbolic singular points after a reduction of singularities $π:M\…