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MathGroup Archive 2004

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Re: Sum of list elements

  • To: mathgroup at smc.vnet.net
  • Subject: [mg49332] Re: Sum of list elements
  • From: spam at husumtoften.invalid (Per Rønne)
  • Date: Thu, 15 Jul 2004 06:59:55 -0400 (EDT)
  • Organization: Cybercity
  • References: <200407130923.FAA10334@smc.vnet.net> <cd35pk$qc8$1@smc.vnet.net>
  • Reply-to: spam at husumtoften.dk (Per Rønne)
  • Sender: owner-wri-mathgroup at wolfram.com

DrBob <drbob at bigfoot.com> wrote:

> Plus@@A
> 
> can also be written as any of these:
> 
> Tr@A
> Tr[A]

Ah, yet two forms.

> Total@A
> Total[A]
> 
> 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].
-- 
Per Erik Rønne


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