Limit Cycles


An attractor for non-linear dynamic systems which has periodic cycles or orbits in phase space. An example is an undamped pendulum which will have a closed circle orbit equal to the amplitude of the pendulum's swing. See: Attractor, Phase Space.

Investing Essentials

Copyright © 2011 Campbell R. Harvey, Professor of Finance, Fuqua School of Business at Duke University

Term of the Day


An entity that stands ready and willing to buy a security for its own account (at its bid price) or sell from its own account (at its ask price). Individual or firm acting as a principal in a... Read More

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