Re: How to delete a row and a column in a matrix?
- To: mathgroup at smc.vnet.net
- Subject: [mg69712] Re: [mg69676] How to delete a row and a column in a matrix?
- From: Bob Hanlon <hanlonr at cox.net>
- Date: Thu, 21 Sep 2006 07:30:29 -0400 (EDT)
- Reply-to: hanlonr at cox.net
m=Array[a,{3,4}];
To delete row 2 and column 3
Drop[Drop[#,{3}]&/@m,{2}]
{{a[1, 1], a[1, 2], a[1, 4]}, {a[3, 1], a[3, 2], a[3, 4]}}
Drop[#,{3}]&/@Drop[m,{2}]
{{a[1, 1], a[1, 2], a[1, 4]}, {a[3, 1], a[3, 2], a[3, 4]}}
Bob Hanlon
---- "hussain.alqahtani at gmail.com" <hussain.alqahtani at gmail.com> wrote:
> Dear
>
> I am wondering how to delete a given row and column in a matrix in a
> single command.?
>
> Your prompt reply is highly appreciated.
>