Normality, factoriality and strong $F$-regularity of Lovász-Saks-Schrijver rings

Eliana Tolosa-Villarreal

Every simple finite graph $G$ has an associated Lovász-Saks-Schrijver ring $R_G(d)$ that is related to the $d$-dimensional orthogonal representations of $G$. The study of $R_G(d)$…