Re: question about evaluation and Manipulate

*To*: mathgroup at smc.vnet.net*Subject*: [mg78375] Re: [mg78300] question about evaluation and Manipulate*From*: Bob Hanlon <hanlonr at cox.net>*Date*: Fri, 29 Jun 2007 05:50:47 -0400 (EDT)*Reply-to*: hanlonr at cox.net

f[a_, x_] = a*x; Manipulate[Plot[f[a, x], {x, 0, 1}], {a, 0, 1}] Bob Hanlon ---- Yaroslav Bulatov <yaroslavvb at gmail.com> wrote: > I'm trying to manipulate a plot where the plotted expression is a > symbol that should be evaluated before plotting. > > f[x_] = a x; > Manipulate[Plot[f[x], {x, 0, 1}], {a, 0, 1}] > > This doesn't work, presumably because Plot doesn't have access to the > value of "a" set by Manipulate. So I'd like to evaluate the first > argument Plot, but not Plot itself before Manipulate is executed, is > there a way to do this? > >