2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/59641We show that the quantised function algebra O_e(G) of a simply-connected semisimple algebraic group G at a root of unity is a free module over the subring isomorphic to O(G).3 pagesQuantum AlgebraRings and AlgebrasO_e(G) is a free module over O(G)text