Re: How to apply a function to a function multiple times
- To: mathgroup at smc.vnet.net
- Subject: [mg73464] Re: How to apply a function to a function multiple times
- From: "Sem" <sarner2006-sem at yahoo.it>
- Date: Sun, 18 Feb 2007 06:11:23 -0500 (EST)
- References: <er6l3i$q00$1@smc.vnet.net>
Hi, have you tried with Nest[] command? http://documents.wolfram.com/mathematica/functions/Nest S. "Peng Yu" <pengyu.ut at gmail.com> wrote news:er6l3i$q00$1 at smc.vnet.net... > Hi, > > I have the following code. > > iterater[hPrev_] := Integrate[Sqrt[1 + Derivative[1, 0][hPrev][x, t]^2], > t]*v[x] > h0[x_,t_]:=0 > h1[x_,t_]:=iterater[h0] > h2[x_,t_]:=iterater[h1] > h3[x_,t_]:=iterater[h2] > > > I want to code another function, > fun[h0_,v_,n_] > where n is the times "iterator" has been applied. > fun[h0,v,3] should give me h3[x_,t_] defined above. > > fun[h0,v,4] should give me iterator[h3]. > > Can you show me how to do it? > > Thank, > Peng >