Argand diagram(redirected from Argand diagrams)
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Argand diagram[′är‚gän ′di·ə‚gram]
A two-dimensional cartesian coordinate system for representing the complex numbers, the number x + iy being represented by the point whose coordinates are x and y.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.