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Abstract:

For 1 < p < 2 we obtain sharp lower bounds for the uniform norm of products of homogeneous polynomials on Lp(μ), whenever the number of factors is no greater than the dimension of these Banach spaces (a condition readily satisfied in infinite-dimensional settings). The result also holds for the Schatten classes Sp. For p > 2 we present some estimates on the constants involved. © Instytut Matematyczny PAN, 2013.

Registro:

Documento: Artículo
Título:Lower bounds for norms of products of polynomials on Lp spaces
Autor:Carando, D.; Pinasco, D.; Rodríguez, J.T.
Filiación:Departamento de Matemática - Pab i, Facultad de Cs. Exactas y Naturales, Universidad de Buenos Aires, (1428) Buenos Aires, Argentina
IMAS-CONICET, Argentina
Departamento de Matemáticas y Estadística, Universidad Torcuato di Tella, Sáenz Valiente 1010, (1428) Buenos Aires, Argentina
CONICET, Argentina
Palabras clave:Factor problem; Homogeneous polynomials; Norm inequalities
Año:2013
Volumen:214
Número:2
Página de inicio:157
Página de fin:166
DOI: http://dx.doi.org/10.4064/sm214-2-4
Título revista:Studia Mathematica
Título revista abreviado:Stud. Math.
ISSN:00393223
Registro:https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_00393223_v214_n2_p157_Carando

Referencias:

  • Arias-De-Reyna, J., Gaussian variables, polynomials and permanents (1998) Linear Algebra Appl., 285, pp. 107-114
  • Benítez, C., Sarantopoulos, Y., Tonge, A., Lower bounds for norms of products of polynomials (1998) Math. Proc. Cambridge Philos. Soc., 124, pp. 395-408
  • Lewis, D.R., Finite dimensional subspaces of Lp (1978) Studia Math., 63, pp. 207-212
  • Pinasco, D., Lower bounds for norms of products of polynomials via Bombieri inequality (2012) Trans. Amer. Math. Soc., 364, pp. 3993-4010
  • Pisier, G., Factorization of linear operators and geometry of Banach spaces (1986) CBMS Reg. Conf. Ser. Math., 60. , Amer. Math. Soc
  • Révész, S.G., Sarantopoulos, Y., Plank problems, polarization and Chebyshev constants (2004) J. Korean Math. Soc., 41, pp. 157-174. , Satellite Conference on Infinite Dimensional Function Theory
  • Ryan, R., Turett, B., Geometry of spaces of polynomials (1998) J. Math. Anal. Appl., 221, pp. 698-711
  • Tomczak-Jaegermann, N., Finite-dimensional subspaces of uniformly convex and uniformly smooth Banach lattices and trace classes Sp (1980) Studia Math., 66, pp. 261-281

Citas:

---------- APA ----------
Carando, D., Pinasco, D. & Rodríguez, J.T. (2013) . Lower bounds for norms of products of polynomials on Lp spaces. Studia Mathematica, 214(2), 157-166.
http://dx.doi.org/10.4064/sm214-2-4
---------- CHICAGO ----------
Carando, D., Pinasco, D., Rodríguez, J.T. "Lower bounds for norms of products of polynomials on Lp spaces" . Studia Mathematica 214, no. 2 (2013) : 157-166.
http://dx.doi.org/10.4064/sm214-2-4
---------- MLA ----------
Carando, D., Pinasco, D., Rodríguez, J.T. "Lower bounds for norms of products of polynomials on Lp spaces" . Studia Mathematica, vol. 214, no. 2, 2013, pp. 157-166.
http://dx.doi.org/10.4064/sm214-2-4
---------- VANCOUVER ----------
Carando, D., Pinasco, D., Rodríguez, J.T. Lower bounds for norms of products of polynomials on Lp spaces. Stud. Math. 2013;214(2):157-166.
http://dx.doi.org/10.4064/sm214-2-4