2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/76925We consider a twisted version of quantum groups corepresentations. This generalization amounts to include in the theory the case where quantum space coordinates and its endomorphism matrix entries belong to a non-commutative quadratic algebra.14 pages, extended and improved version of q-alg/9605037Quantum AlgebraHigh Energy Physics - TheoryMathematical Physicstext