2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/51678Skyrme theories on S^3 and S^2, are analyzed using the generalized zero curvature in any dimensions. In the first case, new symmetries and integrable sectors, including the B =1 skyrmions, are unraveled. In S^2 the relation to QCD suggested by Faddeev is discussedTalk at the Workshop on integrable theories, solitons and duality. IFT Sao Paulo July 2002High Energy Physics - Theorytext