Asphericity and Zero Divisors in Group Algebras

✍ Scribed by Ian J. Leary

• Publisher: Elsevier Science
• Year: 2000
• Tongue: English
• Weight: 53 KB
• Volume: 227
• Category: Article
• ISSN: 0021-8693
• DOI: 10.1006/jabr.1999.8238

✦ Synopsis

S. V. Ivanov recently discovered a surprising connection between asphericity of certain spaces and the existence of zero divisors in group algebras. We give a different proof of a more general result.