Morse theory
(redirected from Morse's lemma)Morse theory
[′mȯrs ‚thē·ə·rē] (mathematics)
The study of differentiable mappings of differentiable manifolds, which by examining critical points shows how manifolds can be constructed from one another.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.