field of planes on a manifold
field of planes on a manifold[′fēld əv ′plānz ȯn ə ′man·ə‚fōld]
A continuous assignment of a vector subspace of tangent vectors to each point in the manifold. Also known as plane field.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.