eight curve
eight curve
[′āt ‚kərv] (mathematics)
A plane curve whose equation in cartesian coordinates x and y is x 4= a 2(x 2-y 2), where a is a constant. Also known as lemniscate of Gerono.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.