2 papers
math.RA2023
Heaps and trusses
María José Arroyo Paniagua, Alberto Facchini
We study commutators of congruences, idempotent endomorphisms and semidirect-product decompositions of heaps and trusses.
math.CT2020
Unusual spectral categories
María José Arroyo Paniagua, Alberto Facchini, Marino Gran +1
The paper is devoted to a kind of `very non-abelian' spectral categories. Under strong conditions on a category , we prove, among other things, that, for a given faith…