Classification of Plane Congruences in P4(C) (II)

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We study second order focal loci of nondegenerate plane congruences in P4(C) with degenerate focal conic. We show the projective generation of such congruences when the second order focal locus fills a component of the focal conic, improving a result of Corrado Segre
Latex, 7 pages

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Algebraic Geometry, 14N05 (Primary); 51N35 (Secondary)

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http://salesiana.dossiersoluciones.com/handle/123456789/79143

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/math/9909140
 http://arxiv.org/abs/math/9909140

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arXiv