Approximations of upper semicontinuous maps on paracompact spaces
type: Item
instance of: scholarly article
title: Approximations of upper semicontinuous maps on paracompact spaces
zbMATH Open document ID: 0929.54016
author: Pavel V. Semenov
author: Dušan Repovš
author: Evgeny V. Shchepin
published in: Rocky Mountain Journal of Mathematics
publication date: 1999-09-15T00:00:00Z
full work available at URL: cont28-3.html
review text: The authors study the graph approximation problem for multivalued mappings. Some new results for paracompact spaces are presented. As usually, some applications to the fixed-point theory are given. Instead of upper-semi-continuous mappings quasi-semi-continuity is considered.
Mathematics Subject Classification ID: 54C60
Mathematics Subject Classification ID: 54H25
Mathematics Subject Classification ID: 54C65
Mathematics Subject Classification ID: 54C10
Mathematics Subject Classification ID: 54F35
zbMATH DE Number: 1309868
zbMATH Keywords: quasi-semi-continuity
reviewed by: Lech Górniewicz
MaRDI profile type: Publication
OpenAlex ID: W1979672653
cites work: Approachability and fixed points for non-convex set-valued maps
cites work: Q5590338
cites work: On the homotopy method in the fixed point index theory of multi-valued mappings of compact absolute neighborhood retracts
cites work: Approximation and fixed points for compositions of \(R_ \delta\)-maps
cites work: Q3759536
cites work: A generalization of Brouwer's fixed point theorem
cites work: Q5540222
cites work: Cell-like mappings of 𝐴𝑁𝑅’𝑠
cites work: Q5657368
cites work: Continuous selections. I
cites work: Continuous selections. II
cites work: A unified theorem on continuous selections
cites work: Michael Selection Theorem Under Weak Lower Semicontinuity Assumption
cites work: Approximate selections, best approximations, fixed points, and invariant sets
cites work: On zero-dimensional Milutin maps and Michael selection theorems
DOI: 10.1216/RMJM/1181071757
description: scientific article; zbMATH DE number 1309868