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Substitutions[rookie]

• To: mathgroup at smc.vnet.net
• Subject: [mg30423] Substitutions[rookie]
• From: "peta godre" <god at ffp.uk>
• Date: Fri, 17 Aug 2001 03:10:00 -0400 (EDT)
• Sender: owner-wri-mathgroup at wolfram.com

I'd like to know if it is possible to operate nested or folded substitutions
with Nest-Fold commands.
Just something like

a(1)=a(1) (assigned)
a(2)=substituing a(1) with a(1)+k_0 (for example)
a(3)=substitution of a(2) with a(2)+k_1

and so on.

Thanks in advance.