Unformatted text preview: phase line . If x ± ( t ) = 0 then the system is at rest. This must occur at some particular point in time, say t . The solution value would then be x ( t ) = x ∗ . The point x ∗ is referred to variedly as a rest point , fxed point , critical point , equilibrium point or steadystate solution . For the Malthusian population equation p ± ( t ) = kp , there is...
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 Fall '11
 Dr.Gwartney
 Economics, Derivative, Continuous function, Continuous dynamic systems

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