2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/113816Using a new type of Jacobi field estimate we will prove a duality theorem for singular Riemannian foliations in complete manifolds of nonnegative sectional curvature.Differential Geometry53C20A duality theorem for Riemannian foliations in nonnegative sectional curvaturetext