conjugate axis


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conjugate axis

[′kän·jə·gət ′ak·səs]
(mathematics)
For a hyperbola whose equation in cartesian coordinates has the standard form (x 2/ a 2) - (y 2/ b 2) = 1, the portion of the y axis from (0,-b) to (0, b).
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.