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Re: Multiple DE solutions in ParametricPlot

• To: mathgroup at smc.vnet.net
• Subject: [mg102337] Re: [mg102284] Multiple DE solutions in ParametricPlot
• From: "Kurt" <ekt at fastmail.net>
• Date: Thu, 6 Aug 2009 06:29:38 -0400 (EDT)
• References: <200908040827.EAA26787@smc.vnet.net>
• Reply-to: ekt at fastmail.net

Narasimham

This is not a case in which ParametricPlot is appropriate;  just plot
them:

Plot[Evaluate[#[t] & /@ Flatten[XY]], {t, 0, 3.4}]

works fine.

(Parametric plotting is used when the coordinates are independently
determined by one parameter, as in X[t]={x[t],y[t]}.)

Kurt

On Tue, 04 Aug 2009 04:27 -0400, "Narasimham" <mathma18 at hotmail.com>
wrote:
> How may it be possible to get several ParametricPlots together? TIA
> for pointing errors here.
> 
> XY = {x, y} /.
>   First /@ (NDSolve[{y'[t] + x[t] 2 == 0, -x'[t] + y[t]^3 == 2,
>         x[0] == #1, y[0] == #2},
>        {x, y}, {t, 0, 3.4}] & @@@ {{-2.1, 0.8}, {.5, .6}, {1, -.2}})
> 
> ParametricPlot[Evaluate[#[t] & /@ XY], {t, 0, 3.4}]
> 
> Regards
> Narasimham
> 
-- 
  Love,
  Kurt
  ekt at fastmail.net

• References:
  • Multiple DE solutions in ParametricPlot
    • From: Narasimham <mathma18@hotmail.com>