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MathGroup Archive 2004

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Re: Sum of list elements

  • To: mathgroup at smc.vnet.net
  • Subject: [mg49370] Re: Sum of list elements
  • From: spam at husumtoften.invalid (Per Rønne)
  • Date: Fri, 16 Jul 2004 06:07:02 -0400 (EDT)
  • References: <200407130923.FAA10334@smc.vnet.net> <cd35pk$qc8$1@smc.vnet.net> <cd5o9d$av7$1@smc.vnet.net>
  • Reply-to: spam at husumtoften.dk (Per Rønne)
  • Sender: owner-wri-mathgroup at wolfram.com

Per Rønne <spam at husumtoften.invalid> wrote:

> > Total is new in version 5.
> 
> Yes - isn't part of Teacher's Edition. Which uses 4.1 [Classic MacOS +
> Windows] and 4.2 [MacOS X].

Does, this, btw work in the same way as Total in version 5?

Total[_l]:= Plus@@Flatten[l]
Total[l_, n_] := Plus @@ Apply[Plus, l, n - 1]
-- 
Per Erik Rønne


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