Problems with express()
- Subject: Problems with express()
- From: Barton Willis
- Date: Fri, 15 Jul 2011 07:14:54 -0500
Try div([-y,x * y,z]) instead of div([-y,xy,z]). Juxtaposition isn't multiplication in Maxima.
--Barton
-----maxima-bounces at math.utexas.edu wrote: -----
>To:?Maxima at math.utexas.edu
>From:?Joerg?Rauh?<jrgrauh at yahoo.com>
>Sent?by:?maxima-bounces at math.utexas.edu
>Date:?07/15/2011?04:56AM
>Subject:?[Maxima]?Problems?with?express()
>
>Hi,
>Going?through?the?following?steps:
>load("vect");
>????"C:/Programme/Maxima-5.24.0/share/maxima/5.24.0/share/vector/vect.mac"
>div([-y,xy,z]);
>????div([-y,xy,z])
>express(%);
>?????'diff((-y),x,1)+'diff(xy,y,1)+1
>ev(%,diff);
>this?is?my?result:
>1
>It?should?have?been:
>x+1
>
>
>What?should?I?do?to?get?it?right?
>
>
>Any?help?will?be?appreciated.
>Best?regards
>
>
>Joerg
>??
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