Adam H. Lewenberg, Locally Injective Maps in O-Minimal Structures Without Poles are Surjective, Proceedings of the American Mathematical Society, Vol. 124, No. 9 (Sep., 1996), pp. 2839-2844 ...

Sphere Function Description: Dimensions: d The Sphere function has d local minima except for the global one. It is continuous, convex and unimodal. The plot shows its two-dimensional form. Input ...