Mathematical Journal of Okayama University 59巻 1号
2017-01 発行

The degree of set-valued mappings from ANR spaces to homology spheres

Shitanda, Yoshimi School of political science and economics, Meiji University
Publication Date
2017-01
Abstract
An admissible mapping is a set-valued mapping which has a selected pair of continuous mappings. In this paper, we study the degree of admissible mappings from ANR spaces to homology spheres and prove the uniqueness of the degree under some conditions.
Keywords
Gysin-Smith sequence
Vietoris-Begle mapping theorem