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Título:
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On the pythagoras numbers of real analytic surfaces
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Autores:
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Acquistapace, Francesca ;
Broglia, Fabrizio ;
Fernando Galván, José Francisco ;
Ruiz Sancho, Jesús María
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Tipo de documento:
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texto impreso
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Editorial:
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Société Mathématique de France, 2005
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Dimensiones:
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application/pdf
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Nota general:
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info:eu-repo/semantics/restrictedAccess
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Idiomas:
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Palabras clave:
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Estado = Publicado
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Materia = Ciencias: Matemáticas: Geometria algebraica
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Tipo = Artículo
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Resumen:
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We show that (i) every positive semidefinite meromorphic function germ on a surface is a sum of 4 squares of meromorphic function germs, and that (ii) every positive semidefinite global meromorphic function on a normal surface is a sum of 5 squares of global meromorphic functions.
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En línea:
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https://eprints.ucm.es/id/eprint/15149/1/9.pdf
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