On the Pythagoras numbers of real analytic curves

• Autores: Francesca Acquistapace , F. Broglia , José Francisco Fernando Galván , Jesús María Ruiz Sancho
• Localización: Mathematische zeitschrift, ISSN 0025-5874, Vol. 257, Nº. 1, 2007, págs. 13-21
• Idioma: inglés
• DOI: 10.1007/s00209-007-0107-6
• Texto completo no disponible (Saber más ...)
• Resumen

  • We show that the Pythagoras number of a real analytic curve is the supremum of the Pythagoras numbers of its singularities, or that supremum plus 1. This includes cases when the Pythagoras number is infinite