LS category: product formulas

✍ Scribed by Paul-Eugène Parent

• Publisher: Elsevier Science
• Year: 2000
• Tongue: English
• Weight: 114 KB
• Volume: 106
• Category: Article
• ISSN: 0166-8641
• DOI: 10.1016/s0166-8641(99)00072-3

✦ Synopsis

Given two continuous maps f : X → Y and g : W → Z between simply connected CW-complexes of finite type, we show that

where e is a kind of Toomer invariant introduced by Félix et al. (1998). Finally, we apply the characterization to show that Mcat Q f = Mcat o f .