Llibre, JaumeSimó, Carles2020-02-262020-02-261982https://hdl.handle.net/2445/151258Preprint enviat per a la seva publicació en una revista científica.In this note we prove that a polynomial mapping T in two real variables such that its jacobian is constant (the so called planar real Cremona maps) is a bijection between R2 and R2. Let (F,G) be the polynomial components of T. We give a complete global picture of the family of curves F = constant and G = constant.20 p.application/pdfeng(c) Jaume Llibre et al., 1982Espais projectiusGeometria algebraicaUniversitat de Barcelona. Institut de Matemàticainfo:eu-repo/semantics/articleDL B 4222-1982 Biblioteca de Catalunyainfo:eu-repo/semantics/openAccess