Re: Mathematica and Symbolic Manipulation

• To: mathgroup at smc.vnet.net
• Subject: [mg114458] Re: Mathematica and Symbolic Manipulation
• From: olfa <olfa.mraihi at yahoo.fr>
• Date: Sun, 5 Dec 2010 21:49:32 -0500 (EST)
• References: <ictg1v\$mkc\$1@smc.vnet.net> <id01n6\$h89\$1@smc.vnet.net>

```On 29 nov, 12:10, Andrea <btlgs2... at gmail.com> wrote:
> On Nov 28, 12:56 pm, olfa <olfa.mra... at yahoo.fr> wrote:
>
> > Dear All,
>
> > I'm facing a big problem with Mathematica because I need to use it
> > SYMBOLICALLY for many functions like:
> > 1)Nest[f,x,i] (without knowing the value of i)
> > 2)Table[exp,{index,i,n}] (without knowing the values of i and n)
> > 3)Rest[m] such that m is a symbolic list (without knowing its concrete
> > elements)
>
> > How to deal with that?
> > Thank you for your help.
>
> I olfa,
> what do you mean for simbolically use of these functions?
> When you write them Mathematica just keep them unevaluated, just
> writing some message that you can suppress ( look at tutorial/Messages
> section of reference for info).
> This is not the result you want?
> Andrea

Hi andrea
Here is an example of what I need to do:

Reduce[Nest[f,v,j]==Nest[f,vP,jP] && j>=jP,{vP}]

should return vP=Nest[f,v,j-jP]

Thanks

```

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