On the Rational Retraction Index

If X is a simply connected CW complex, then it has a unique (up to isomorphism) minimal Sullivan model. There is an important rational homotopy invariant, called the rational Lusternik–Schnirelmann of X, denoted cat0(X), which has an algebraic formulation in terms of the minimal Sullivan model of X....

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Bibliographic Details
Main Author: Paradis, Philippe
Other Authors: Parent, Paul-Eugène
Language:en
Published: Université d'Ottawa / University of Ottawa 2012
Subjects:
Online Access:http://hdl.handle.net/10393/23111
http://dx.doi.org/10.20381/ruor-5899