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Re: How to introduce a Functional with the results with Solve command?
Hello Kaibin, I am not sure what you are asking for, but perhaps this functional construction will provide a hint: sol5[f_, g_, x_] := 3 f[x] - g[f[x]] D[sol5[p, q, z], z] On Tue, Jun 3, 2008 at 6:46 AM, Kaibin Fu <kaibinfu at gmail.com> wrote: > I get the expression of urm which is a function of rom. > > sol3=Solve[sol2 == 0, urm]; > sol4[rom_] = sol3[][][]; > > Because rom is a function of x1, I want to take the derivative of the following functional with respect of x1. > > sol5[x1_]=3*rom -sol4[rom] > > How should I do it? > > If convenient, please send an email to > > kaibinfu at gmail.com > > thanks. > > -- W. Craig Carter