Re: NestWhile
- To: mathgroup at smc.vnet.net
- Subject: [mg32556] Re: NestWhile
- From: Erich Neuwirth <erich.neuwirth at univie.ac.at>
- Date: Sat, 26 Jan 2002 04:08:37 -0500 (EST)
- References: <a2r3ih$9m8$1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
NestWhileList[f, 9, # != 1 &] Tom De Vries wrote: > > Hello! > > I know this is a simple question, hope someone can help me out..... > > If I define the function > > f[n_] := If[EvenQ[n], n/2, 3n + 1] > > I can then apply NestList and generate a nice number loop...... > > NestList[f, 7, 23] > > I want to use NestWhileList and stop when the generated number is a 1. How > do I do that? > > Thanks for the help, > > Sincerely, > > Tom De Vries -- Erich Neuwirth, Computer Supported Didactics Working Group Visit our SunSITE at http://sunsite.univie.ac.at Phone: +43-1-4277-38624 Fax: +43-1-4277-9386