Abstract
The purpose of this paper is to characterize planar dynamical systems satisfying certain stability criteria. The flows are characterized in terms of their critical points and a nontrivial example satisfying all of the properties obtained by Ahmad is constructed.
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Knight, R.A. On dynamical systems of characteristic 0+ . Math. Systems Theory 9, 368–377 (1975). https://doi.org/10.1007/BF01715362
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DOI: https://doi.org/10.1007/BF01715362