Borsuk-Dugundji type extension theorems with Busemann convex target spaces

In this work we study continuity properties of convex combinations in Busemann convex geodesic spaces and apply them to obtain two extension results for continuous and Lipschitz mappings with values in a Busemann convex space.

Bibliographic Details
Authors: Espínola, Rafa, Madiedo Castro, Óscar Reynaldo, Nicolae, Adriana
Format: article
Publication Date:2018
Country:España
Institution:Universidad Complutense de Madrid (UCM)
Repository:Docta Complutense
Language:English
OAI Identifier:oai:docta.ucm.es:20.500.14352/19042
Online Access:https://hdl.handle.net/20.500.14352/19042
Access Level:Open access
Keyword:Convex combination
Geodesic space
Busemann convexity
Extension problem
Lipschitz mapping.
Matemáticas (Matemáticas)
Análisis matemático
12 Matemáticas
1202 Análisis y Análisis Funcional
Description
Summary:In this work we study continuity properties of convex combinations in Busemann convex geodesic spaces and apply them to obtain two extension results for continuous and Lipschitz mappings with values in a Busemann convex space.