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math.CO2026
New invariants for rank metric codes, with applications to the classification of rank two semifields of order 256
Jack Gilchrist, Stefano Lia, Arani Paul +1
In this paper we completely classify semifields of order containing a nucleus of order . We introduce new invariants for semifields, and apply new computational t…
math.AG2026
On the existence of a morphism between certain Artin-Schreier curves
Beatriz Barbero Lucas, Stefano Lia, Gary McGuire
It is well known that, given two curves and , defined over $\F_p$, if divides then there exists a nonconstant morphism $\m…