Cauchy residue theorem
Cauchy residue theorem
[kō·shē ′rez·ə‚dü ‚thir·əm] (mathematics)
The theorem expressing a line integral around a closed curve of a function which is analytic in a simply connected domain containing the curve, except at a finite number of poles interior to the curve, as a sum of residues of the function at these poles.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.