English Tangent cone Cited by user The-erinaceous-one on 07 Jul 2023 In geometry, the tangent cone is a generalization of the notion of the tangent space to a manifold to the case of certain spaces with singularities.
English Paratingent cone Cited by user The-erinaceous-one on 09 Oct 2022 In mathematics, the paratingent cone and contingent cone were introduced by, and are closely related to tangent cones.