La Classification Mathématique par matières 2000 Mathematics subject Classification 2000 Question : CC = 55R91 19-XX $K$-theory [See also 16E20, 18F25] 19L47 Equivariant K-theory [See also 55N91, 55P91, 55Q91, 55R91, 55S91] 55-XX Algebraic topology 55R91 Equivariant fiber spaces and bundles [See also 19L47] Mot-clé : Retour à la page Classification Mathématique par Matières (version 2000)