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MathGroup Archive 2007

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Re: Manipulate and DSolve

  • To: mathgroup at smc.vnet.net
  • Subject: [mg81910] Re: Manipulate and DSolve
  • From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
  • Date: Sat, 6 Oct 2007 04:43:27 -0400 (EDT)
  • References: <fe4tn6$c1$1@smc.vnet.net>

Hi,

try

Manipulate[Dynamic@ Plot[Evaluate[x[t] /. ds], {t, 0, 1}], {k, -1, 1},
   LocalizeVariables -> False]

Regards
   Jens

janos wrote:
> Dear Colleagues,
> 
> Manipulate[Plot[\[ExponentialE]^(k t), {t, 0, 1}], {k, -1, 1}]
> 
> works fine. However, if I solve the corresponding ODE symbolically:
> 
> ds = DSolve[{x'[t] == k x[t], x[0] == 1}, x[t], t][[1]]
> 
> it does not work:
> 
> Manipulate[Plot[Evaluate[x[t] /. ds], {t, 0, 1}], {k, -1, 1}]
> 
> Could anyone help me please?
> 
> Thank you, Janos
> 
> 


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