Cauchy surface
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Cauchy surface
[kō·shē ‚sər·fəs] (relativity)
A surface S in a space-time M is a (global) Cauchy surface if every nonspacelike curve in M intersects S exactly once; that is, the Cauchy development of S equals M.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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