Abstract
An analysis of Goodwin's fundamental nonlinear oscillator in the light of the requirement that concentrations must be intrinsically non-negative reveals that most of the phase plane is “forbidden”, and that there is one distinguished closed curve that has some of the properties of a limit cycle.
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Literature
Goodwin, B. C. 1963.Temporal Organization in Cells. New York: Academic Press.
Njus, D., F. M. Sulzman and J. W. Hastings. 1974. “Membrane Model for the Circadian Clock.”Nature,248, 116–120.
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Supported by USPHS Grant HL-14177.
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Reiner, J.M. Molecular control systems: I—Temporal organization in cells revisited. Bltn Mathcal Biology 36, 595–599 (1974). https://doi.org/10.1007/BF02463271
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DOI: https://doi.org/10.1007/BF02463271