Vector Tube

The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Tube, Vector

 

the set of all vector lines of a vector field that pass through some closed curve (seeFIELD THEORY). With every vector field is associated the vector field of its curl. The vector tubes of a vorticity field are called the field’s vortex tubes. The vortex flux through any cross sections of a vortex tube is constant and is called the strength of the vortex tube.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.