Re: defining a recursive formula?
- To: mathgroup at smc.vnet.net
- Subject: [mg54884] Re: defining a recursive formula?
- From: Curt Fischer <tentrillion at gmail.NOSPAM.com>
- Date: Sat, 5 Mar 2005 01:34:29 -0500 (EST)
- References: <d09dnj$d80$1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
lou zion wrote:
> can someone help me represent the following?
>
> i have a quantity p[R_] := i* R -a
>
> i need to compute
>
> F[N_] := p[p[p[p[p[R]]]]] to N levels deep.
>
> how can i do this? thanks!
>
> lou
In[1]:=
p[R_] := i*R - a
In[2]:=
Nest[p, R, 5]
Out[2]=
-a + i*(-a +
i*(-a + i*(-a +
i*(-a + i*R))))
--
Curt Fischer