3 papers
math.AC2021
Steiner Configurations ideals: containment and colouring
Edoardo Ballico, Giuseppe Favacchio, Elena Guardo +2
Given a homogeneous ideal , the Containment problem studies the relation between symbolic and regular powers of , that is, it asks for which pair $…
math.AG2020
Steiner systems and configurations of points
Edoardo Ballico, Giuseppe Favacchio, Elena Guardo +1
The aim of this paper is to make a connection between design theory and algebraic geometry/commutative algebra. In particular, given any Steiner System we associate two…
math.CO2020
Complex uniformly resolvable decompositions of
Csilla Bujtàs, Mario Gionfriddo, Elena Guardo +3
In this paper we consider the complex uniformly resolvable decompositions of the complete graph into subgraphs such that each resolution class contains only blocks isomorphic…