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MathGroup Archive 2004

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Re: More on Delete Problems

  • To: mathgroup at smc.vnet.net
  • Subject: [mg51557] Re: [mg51551] More on Delete Problems
  • From: DrBob <drbob at bigfoot.com>
  • Date: Sat, 23 Oct 2004 00:21:38 -0400 (EDT)
  • References: <200410220221.WAA07306@smc.vnet.net>
  • Reply-to: drbob at bigfoot.com
  • Sender: owner-wri-mathgroup at wolfram.com

It works at this machine (version 5.0.1):

a={{1.,2.,3.},{4.,5.,6.}}
b={{1,0,1},{0,-2,3},{0,1,0}}
c=a.b
Delete[c,{1,1}]

{{1.,2.,3.},{4.,5.,6.}}

{{1,0,1},{0,-2,3},{0,1,0}}

{{1.,-1.,7.},{4.,-4.,19.}}

{{-1.,7.},{4.,-4.,19.}}

Bobby

On Thu, 21 Oct 2004 22:21:55 -0400 (EDT), Gove Effinger <effinger at skidmore.edu> wrote:

>
> Here's simple code which bombs for me:
>
> a={{1.,2.,3.},{4.,5.,6.}}
>
> b = {{1,0,1},{0,-2,3}, {0,1,0}}
>
> c = a . b
>
> Delete[c,{1,1}]
>
> Why?
>
> G. Effinger
>
>
>
>
>



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


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