A homotopy equivalence that is not homotopic to a topological embedding

✍ Scribed by Vo Thanh Liem; Yukio Matsumoto; Gerard Venema

• Publisher: Elsevier Science
• Year: 1998
• Tongue: English
• Weight: 759 KB
• Volume: 90
• Category: Article
• ISSN: 0166-8641
• DOI: 10.1016/s0166-8641(98)00187-4

✦ Synopsis

An open subset W of S", n > 6 or n = 4, and a homotopy equivalence f : S2 x Sne4 -+ W are constructed having the property that f is not homotopic to any topological embedding.