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powersum with a function with variable count of parameters

• To: mathgroup at smc.vnet.net
• Subject: [mg25262] powersum with a function with variable count of parameters
• From: "Klamser" <Klamser at t-online.de>
• Date: Sun, 17 Sep 2000 04:47:49 -0400 (EDT)
• Sender: owner-wri-mathgroup at wolfram.com

Hi,

how can I write a function f[x_,xi__]=10^x+10^xi, that returns
f[1,2,3]->10^1+10^2+10 ^3.

When i use the above definition, I only get

10^1+10^2^3

But I want to get

10^1+10^2+10 ^3

Regrads, Peter

• Follow-Ups:
  • Re: powersum with a function with variable count of parameters
    • From: "Matt Herman" <Henayni@hotmail.com>
  • Re: powersum with a function with variable count of parameters
    • From: Ranko Bojanic <rbojanic@columbus.rr.com>