Tags: #todo #subjects/algtop/bundles
Examples of Fiber Bundles
- \(G \to EG \to {\mathbf{B}}G\)
- \({\mathbb{Z}}\to {\mathbb{R}}\to S^1\)
- \({\mathbb{Z}}^n \to {\mathbb{R}}^n \to T^n\)
- \({\mathbb{Z}}^{\ast n} \to ??? \to \bigvee_n S^1\)
- \({\mathbb{Z}}_2 \to S^\infty \to {\mathbb{RP}}^\infty\)
- \({\mathbb{Z}}_n \to S^\infty \to L_n^\infty\)
- \(S^0 \to S^\infty \to {\mathbb{RP}}^\infty\)
- \(S^1 \to S^\infty \to {\mathbb{CP}}^\infty\)
- \(S^3 \to S^\infty \to {\operatorname{HP}}^\infty\)
- NOT TRUE: \(S^7 \to S^\infty \to {\mathbb{OP}}^\infty\)
- \(T^n \to ? \to ({\mathbb{CP}}^\infty)^n\)
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Stiefel manifold :
- \(O_n \to V_n({\mathbb{R}}^\infty) \to Gr_n({\mathbb{R}}^\infty)\)
- \(GL_n({\mathbb{R}}) \to V_n({\mathbb{R}}^\infty) \to Gr_n({\mathbb{R}}^\infty)\)
- \(SO_n \to ? \to ?\)
- \(Gr_n({\mathbb{R}}^\infty) \to ? \to Gr_n({\mathbb{R}}^\infty)\)
- \(\pi_1(\Sigma_g) \to ? \to \Sigma_g\)
- \(S_n \to ??? \to \left\{{U \subset {\mathbb{R}}^\infty,~ |U| = n}\right\}\)