[R] how to extract the column name or value from the numerical value of the matrix

[shanmuha boopathy]

Dear sir,
 i have a matrix like
 x<-c(1:20)
A<-matrix(x,4,5)
> A
     [,1] [,2] [,3] [,4] [,5]
[1,]    1    5    9   13   17
[2,]    2    6   10   14   18
[3,]    3    7   11   15   19
[4,]    4    8   12   16   20

I want to extract the column value for the matrix
value 11...

or the row value for 14..
how it is possible?

thanks for your help....

with regards,
boopathy.

Thirumalai Shanmuha Boopathy, 
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Germany.
 
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