Orthogonally additive holomorphic functions of bounded type over C(K)

It is known that all k-homogeneous orthogonally additive polynomials P over C(K) are of the form P(x)= ∫Kxkdμ. Thus, x → xk factors all orthogonally additive polynomials through some linear form μ. We show that no such linearization is possible without homogeneity. However, we also show that every o...

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Autores principales: Carando, D., Lassalle, S., Zalduendo, I.
Formato: JOUR
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Acceso en línea:http://hdl.handle.net/20.500.12110/paper_00130915_v53_n3_p609_Carando
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spelling todo:paper_00130915_v53_n3_p609_Carando2023-10-03T14:10:40Z Orthogonally additive holomorphic functions of bounded type over C(K) Carando, D. Lassalle, S. Zalduendo, I. holomorphic functions over C(K) integral representation orthogonally additive It is known that all k-homogeneous orthogonally additive polynomials P over C(K) are of the form P(x)= ∫Kxkdμ. Thus, x → xk factors all orthogonally additive polynomials through some linear form μ. We show that no such linearization is possible without homogeneity. However, we also show that every orthogonally additive holomorphic function of bounded type f over C(K) is of the form f(x)=∫Kh(x)dμ for some μ and holomorphic h : C (K) → L1(μ) of bounded type. Copyright © Edinburgh Mathematical Society 2010. Fil:Carando, D. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Lassalle, S. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Zalduendo, I. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. JOUR info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by/2.5/ar http://hdl.handle.net/20.500.12110/paper_00130915_v53_n3_p609_Carando
institution Universidad de Buenos Aires
institution_str I-28
repository_str R-134
collection Biblioteca Digital - Facultad de Ciencias Exactas y Naturales (UBA)
topic holomorphic functions over C(K)
integral representation
orthogonally additive
spellingShingle holomorphic functions over C(K)
integral representation
orthogonally additive
Carando, D.
Lassalle, S.
Zalduendo, I.
Orthogonally additive holomorphic functions of bounded type over C(K)
topic_facet holomorphic functions over C(K)
integral representation
orthogonally additive
description It is known that all k-homogeneous orthogonally additive polynomials P over C(K) are of the form P(x)= ∫Kxkdμ. Thus, x → xk factors all orthogonally additive polynomials through some linear form μ. We show that no such linearization is possible without homogeneity. However, we also show that every orthogonally additive holomorphic function of bounded type f over C(K) is of the form f(x)=∫Kh(x)dμ for some μ and holomorphic h : C (K) → L1(μ) of bounded type. Copyright © Edinburgh Mathematical Society 2010.
format JOUR
author Carando, D.
Lassalle, S.
Zalduendo, I.
author_facet Carando, D.
Lassalle, S.
Zalduendo, I.
author_sort Carando, D.
title Orthogonally additive holomorphic functions of bounded type over C(K)
title_short Orthogonally additive holomorphic functions of bounded type over C(K)
title_full Orthogonally additive holomorphic functions of bounded type over C(K)
title_fullStr Orthogonally additive holomorphic functions of bounded type over C(K)
title_full_unstemmed Orthogonally additive holomorphic functions of bounded type over C(K)
title_sort orthogonally additive holomorphic functions of bounded type over c(k)
url http://hdl.handle.net/20.500.12110/paper_00130915_v53_n3_p609_Carando
work_keys_str_mv AT carandod orthogonallyadditiveholomorphicfunctionsofboundedtypeoverck
AT lassalles orthogonallyadditiveholomorphicfunctionsofboundedtypeoverck
AT zalduendoi orthogonallyadditiveholomorphicfunctionsofboundedtypeoverck
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