Montesinos Amilibia, José MaríaCastellet, Manuel2023-06-212023-06-21198484-7283-058-6https://hdl.handle.net/20.500.14352/65465This is a brief, elementary and nontechnical introduction to 3-dimensional topology.Points of view on the Poincaré problem. (Catalan)book parthttp://cisne.sim.ucm.es/record=b2292737~S6*spimetadata only access517.5Poincaré conjectureTopología1210 Topología