LS category: product formulas
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Paul-Eugène Parent
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Article
📅
2000
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Elsevier Science
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English
⚖ 114 KB
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 .