Re: RE: A Method to Simplify Matrix Entry?
- To: mathgroup at smc.vnet.net
- Subject: [mg45144] Re: [mg45095] RE: [mg45086] A Method to Simplify Matrix Entry?
- From: Selwyn Hollis <sh2.7183 at misspelled.erthlink.net>
- Date: Thu, 18 Dec 2003 06:55:18 -0500 (EST)
- References: <200312171254.HAA07447@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
Here's a variation that's even more convenient:
Table[\[Placeholder], {6}, {6}] // MatrixForm
-----
Selwyn Hollis
http://www.math.armstrong.edu/faculty/hollis
On Dec 17, 2003, at 7:54 AM, Owen, HL (Hywel) wrote:
> You're right that having multiple curly brackets everywhere is a bid
> tedious. One of the Palettes (Basic Input) has a 2x2 matrix on it, but
> that's pretty limiting.
>
> My way of doing it, which works for square matrices is to execute e.g.
>
> IdentityMatrix[6]//MatrixForm
>
> Copy the output and paste it into a new input line, and - hey presto -
> you
> have a 6x6 matrix where you can edit the entries - put any other
> definitions
> around it and it works fine.
>
> I'm sure that you can also do this for non-square matrices, and create
> your
> own palettes, but I've never bothered myself!
>
> Hywel
>
>> -----Original Message-----
>> From: Harold.Noffke at wpafb.af.mil [mailto:Harold.Noffke at wpafb.af.mil]
To: mathgroup at smc.vnet.net
> To: mathgroup at smc.vnet.net
>> Sent: 16 December 2003 11:21
>> To: mathgroup at smc.vnet.net
>> Subject: [mg45144] [mg45095] [mg45086] A Method to Simplify Matrix Entry?
>>
>>
>> The basic Mathematica system requires a list format for making matrix
>> entries which is more cumbersome and harder to understand than
>> some other system's notation. Has anyone written a
>> Mathematica Method to
>> simplify matrix entry?
>>
>> Thanks.
>> Harold
>>
>
>
- References:
- RE: A Method to Simplify Matrix Entry?
- From: "Owen, HL (Hywel)" <H.L.Owen@dl.ac.uk>
- RE: A Method to Simplify Matrix Entry?