Re: Varying a constant in an ODE to Manipulate solution set

*To*: mathgroup at smc.vnet.net*Subject*: [mg125954] Re: Varying a constant in an ODE to Manipulate solution set*From*: Bob Hanlon <hanlonr357 at gmail.com>*Date*: Mon, 9 Apr 2012 05:34:38 -0400 (EDT)*Delivered-to*: l-mathgroup@mail-archive0.wolfram.com*References*: <201204080816.EAA15103@smc.vnet.net>

Manipulate[ tmax = 2 Pi; sol = NDSolve[{ y''[t] + c Sin[y[t]/c] == 0, y[0] == c/(1 + c), y'[0] == 0}, y, {t, 0, tmax}][[1]]; Plot[y[t] /. sol, {t, 0, tmax}, PlotRange -> {-0.75, 0.75}], {{c, 1}, 0.5, 2, 0.01, Appearance -> "Labeled"}] Bob Hanlon On Sun, Apr 8, 2012 at 4:16 AM, Narasimham <mathma18 at hotmail.com> wrote: > y''[t]+ c Sin[ y[t]/c ] ==0 needs to be NDSolved with Boundary > conditions y'[0] == 0, y[0] == c/(1+c). > > How to Manipulate or Animate the y[t] plots with say 0.5 < c < 2 ? > > Regards > Narasimham >

**References**:**Varying a constant in an ODE to Manipulate solution set***From:*Narasimham <mathma18@hotmail.com>