zero section

(see also *Chern-Weil theory*, parameterized homotopy theory)

For $E \to X$ vector bundle, its **zero section** is the section $X \to E$ that sends every point to the 0-vector over it.

A vector bundle minus its zero-section is a spherical fibration.

Last revised on January 24, 2021 at 09:33:05. See the history of this page for a list of all contributions to it.