Around Efimov’s differential test for homeomorphism Full article

Journal	Beitrage zur Algebra und Geometrie ISSN: 0138-4821 , E-ISSN: 2191-0383
Output data	Year: 2021, Volume: 62, Number: 1, Pages: 7-20 Pages count : 14 DOI: 10.1007/s13366-020-00534-3
Tags	diffeomorphism; Efimov’s theorem; Euclidean 3-space; Gauss curvature; Global asymptotic stability of a dynamical system; Immersed surface; Jacobian conjecture; Milnor’s conjecture; Riemannian metric
Authors	Alexandrov Victor 1,2
Affiliations	1 Sobolev Institute of Mathematics 2 Novosibirsk State University