[R] (no subject)

[Jeremie Juste]

Hello,

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May be something like this ?

aa <- matrix(1:9,3,3)
matrix(as.numeric(aa)[!as.numeric(aa) %in% diag(aa)],2,3)

     [,1] [,2] [,3]
[1,]    2    4    7
[2,]    3    6    8

Hope it helps,

Jeremie

malika yassa <yassa_malika using yahoo.fr> writes:

>  hellow
> yes i want to extract the non-diagonal part 
> for exampl
> i have this matrix  [,1] [,2] [,3]
> [1,]    1    4    7
> [2,]    2    5    8
> [3,]    3    6    9the result 
>
>   [,1] [,2] [,3]
> [1,]    2    4    7
> [2,]    3    6    8
>
>     Le samedi 20 octobre 2018 à 15:21:53 UTC+2, Jeremie Juste <jeremiejuste using gmail.com> a écrit :  
>
>  malika yassa via R-help <r-help using r-project.org> writes:
>
> Hello,
>
> Can you specify what you mean by deleting exactly?
> Do you want to have zero in the diagonal or do you want to extract the
> non-diagonal part?
>
> Besides your matrix is not a square matrix. Do you really want to
> extract the non-diagonal part of a non square matrix?
>
> Best regards,
>
> Jeremie
>
>> hellowplease,do you help mei have this matrixm<-matrix(( 1:12, nrow = 3 )
>>
>> I want to delete the diagonal values of this matrix
>> can anyone do thisthinks 
>>
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