Finite c0-determinacy of real analytic map germs with isolated instability
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J. A. Moya-Pérez
Universitat de València. Departament de Matemàtiques
Juan José Nuño Ballesteros
Universitat de València. Departament de Matemàtiques
Let f : (Rn; 0) (Rp; 0) be a real analytic map germ with isolated instability. We prove that if n = 2 and p = 2; 3, then f is finitely C0-determined. This result can be seen as a weaker real counterpart of Mather-Gaffney finite determinacy criterion.
Paraules clau
finite determinacy, topological classification, Lojasiewicz inequality
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Moya-Pérez, J. A.; Nuño Ballesteros, Juan José. «Finite c0-determinacy of real analytic map germs with isolated instability». Publicacions Matemàtiques, 2020, vol.VOL 64, núm. 2, p. 563-75, http://raco.cat/index.php/PublicacionsMatematiques/article/view/371202.
Referències
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J. A. Moya-Pérez and J. J. Nuño-Ballesteros, Double points in fami-lies of map germs from R2 to R3, J. Topol. Anal. (online). DOI: 10.1142/S1793525320500430.
C. T. C. Wall, Finite determinacy of smooth map-germs, Bull. London Math.Soc. 13(6) (1981), 48-539. DOI: 10.1112/blms/13.6.481.
T. Gaffney, Polar multiplicities and equisingularity of map germs, Topology32(1) (1993), 185-223. DOI: 10.1016/0040-9383(93)90045-W.
T. C. Kuo, A complete determination of C0-suficiency in Jr(2; 1), Invent. Math.8 (1969), 226-235. DOI: 10.1007/BF01406074.
S. Lojasiewicz, Ensembles semi-analytiques, Notes, 1965.
W. L. Marar, J. J. Nuño-Ballesteros, and G. Pe~nafort-Sanchis, Doublepoint curves for corank 2 map germs from C2 to C3, Topology Appl. 159(2)(2012), 526-536. DOI: 10.1016/j.topol.2011.09.028.
J. Milnor, \Singular Points of Complex Hypersurfaces", Annals of MathematicsStudies 61, Princeton University Press, Princeton, N.J.; University of TokyoPress, Tokyo, 1968.
D. Mond, Some remarks on the geometry and classification of germs ofmaps from surfaces to 3-space, Topology 26(3) (1987), 361-383. DOI: 10.1016/0040-9383(87)90007-3.
J. A. Moya-Pérez and J. J. Nuño-Ballesteros, Topological triviality of fam-ilies of map germs from R2 to R2, J. Singul. 6 (2012), 112-123. DOI: 10.5427/jsing.2012.6i.
J. A. Moya-Pérez and J. J. Nuño-Ballesteros, Double points in fami-lies of map germs from R2 to R3, J. Topol. Anal. (online). DOI: 10.1142/S1793525320500430.
C. T. C. Wall, Finite determinacy of smooth map-germs, Bull. London Math.Soc. 13(6) (1981), 48-539. DOI: 10.1112/blms/13.6.481.