nLab
zero section

Contents

Definition

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

Properties

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

Revised on November 4, 2013 05:09:46 by Urs Schreiber (82.113.121.144)