Abstract. Given a map f : M ! N of closed topological manifolds we define torsion obstructions whose vanishing is a necessary condition for f being homotopy equivalent to a projection of a locally trivial fiber bundle. If N = S1, these torsion obstr
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Summary Web Components are a standardized way to build reusable custom elements for web pages and applications using HTML, CSS, and Javascr ipt. A Web Component is well-encapsulated, keeping its internal structure separate from other page elements s
