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Re: concatenate matrices?

  • To: mathgroup at smc.vnet.net
  • Subject: [mg118149] Re: concatenate matrices?
  • From: Robert Rosenbaum <robertr at math.uh.edu>
  • Date: Thu, 14 Apr 2011 04:50:29 -0400 (EDT)

DrMajorBob,

A little off topic, but I was wondering why you suggested the prefix notation
> Transpose@{y1, y2}
instead of
Transpose[{y1,y2}]

I've noticed other people doing the same on this mailing list, and sometimes suggesting postfix as well.  I would guess that Transpose[{y1,y2}] is more readily understood by most users.  Is there a reason that you and others often suggest the arguably less common prefix or postfix notations?


Best,
Robert


On Apr 12, 2011, at 4:56 AM, DrMajorBob wrote:

> Transpose@{y1, y2}
>
> Bobby
>
> On Mon, 11 Apr 2011 06:08:14 -0500, hadi motamedi <motamedi24 at gmail.com> 
> wrote:
>
>> Dear All
>> I have two column matrices named y1 & y2 with dimensions as 448000*1 .
>> Can you please let me know how to construct a new matrix say 'y' with
>> dimensions 448000*2 such that each column of it equals y1(or y2)?
>> Thank you
>>
>
>
> --
> DrMajorBob at yahoo.com
>








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