2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/62764Varchenko's approach to quantum groups, from the theory of arrangements of hyperplanes, can be usefully applied to q-algebras in general, of which quantum groups and quantum (super) Kac-Moody algebras are special cases. New results are obtained on the classification of q-algebras, and of the Serre ideals of generalized quantum (super) Kac-Moody algebras.21 pages, TeX file, third expanded versionQuantum AlgebraHigh Energy Physics - Theorytext