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Re: How to introduce a Functional with the results with Solve command?

  • To: mathgroup at smc.vnet.net
  • Subject: [mg89279] Re: How to introduce a Functional with the results with Solve command?
  • From: "David Park" <djmpark at comcast.net>
  • Date: Tue, 3 Jun 2008 06:45:08 -0400 (EDT)
  • References: <g22tpq$il1$1@smc.vnet.net>

You are much more likely to obtain an actual working answer if you post an 
actual working example. What is sol2? What is urm?

-- 
David Park
djmpark at comcast.net
http://home.comcast.net/~djmpark/


"Kaibin Fu" <kaibinfu at gmail.com> wrote in message 
news:g22tpq$il1$1 at smc.vnet.net...
>I get the expression of urm which is a function of rom.
>
> sol3=Solve[sol2 == 0, urm];
> sol4[rom_] = sol3[[1]][[1]][[2]];
> 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.
> 



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