imaginary quantity

imaginary quantity

[ə′maj·ə‚ner·ē ′kwän·əd·ē]
(mathematics)
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
So ds is: (1) a substantial quantity under v < c; (2) a zero quantity under v=c; (3) an imaginary quantity under v > c.