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MathGroup Archive 2004

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Re: wierd differential

  • To: mathgroup at smc.vnet.net
  • Subject: [mg51067] Re: [mg51032] wierd differential
  • From: DrBob <drbob at bigfoot.com>
  • Date: Sun, 3 Oct 2004 05:47:43 -0400 (EDT)
  • References: <200410020718.DAA26308@smc.vnet.net>
  • Reply-to: drbob at bigfoot.com
  • Sender: owner-wri-mathgroup at wolfram.com

Because that's the right answer.

Note that e is an undefined symbol. For the Napierian base, you'll want E.

Bobby

On Sat, 2 Oct 2004 03:18:04 -0400 (EDT), YOUNGWHAN <ywsong at buffalo.edu> wrote:

>
> When I put
>
> \!\(D[1 - e\^\(\(-2\) \((y + 1)\)\), y]\)
>
> and, the result
>
> \!\(2\ e\^\(\(-2\)\ \((1 + y)\)\)\ Log[e]\)
>
> why Log[e] is added?
>
>
>
>
>



-- 
DrBob at bigfoot.com
www.eclecticdreams.net


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