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c_0-Extension property for compact lines

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Author(s):
Claudia Correa de Andrade Oliveira
Total Authors: 1
Document type: Doctoral Thesis
Press: São Paulo.
Institution: Universidade de São Paulo (USP). Instituto de Matemática e Estatística (IME/SBI)
Defense date:
Examining board members:
Daniel Victor Tausk; Jorge Lopez Abad; Jorge Tulio Mujica Ascui; Valentin Raphael Henri Ferenczi; Daniel Marinho Pellegrino
Advisor: Daniel Victor Tausk
Abstract

In this work, we study the c0-extension property in the context of spaces of continuous real-valued functions defined in a compact line. Our main result states that if K is a compact line, then every closed subspace of C(K) with separable dual has the c0-extension property in C(K) and therefore, the space C(K) has the Sobczyk property. We also present a characterization of the continuous order-preserving surjective maps phi : K --> L between compact lines such that the Banach subalgebra phi*C(L) has the c0-extension property in C(K). (AU)

FAPESP's process: 12/25171-0 - Study of problems in Banach spaces of the form C(K)
Grantee:Claudia Correa de Andrade Oliveira
Support Opportunities: Scholarships in Brazil - Doctorate