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单词 phase portrait
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phase portrait
phase portrait n. Science the set of all possible curves in a phase plane or phase space describing the changing state of a system over time (different curves corresponding to different initial conditions).
ΚΠ
1949 A. A. Andronov & C. E. Chaikin Theory Oscillations i. 7 The totality of all the paths may be described as the phase portrait of the system.
1978 Jrnl. Math. Biol. 6 305 A singular perturbation analysis of the 8-dimensional phase portrait of the model characterizes the role of calcium during the plateau phase of the ventricular action potential.
1999 Jrnl. Banking & Finance (Nexis) Nov. A system is called structurally stable if small changes in the parameters do not change the qualitative properties of the phase portrait or solution curves.
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