The residuals of lex plus powers ideals and the Eisenbud-Green-Harris conjecture

Benjamin P. Richert, Sindi Sabourin

The $n$-type vectors introduced by Geramita, Harima and Shin are in 1-1 correspondence with the Hilbert functions Artinian of lex ideals. Letting $\mathbb{A}=\{a_1,...,a_n\}$ def…