# Re: st: Basic Matrix Definition Question

 From "Abdel Rahmen El Lahga" To statalist@hsphsun2.harvard.edu Subject Re: st: Basic Matrix Definition Question Date Mon, 15 Oct 2007 20:28:38 +0200

```I dont understand what your are trying to do here a short ansewer is
gen x=1
gen y=2
mkmat x y , matrix(byvar)
matrix list byvar
In mata the logic is different
mata:
x=1
y=2
byvar=x,y
HTH
AbdelRahmen

2007/10/15, Thomas Jacobs <thomasjacobs@gmail.com>:
> I am trying to create a matrix from a couple of variables.  Let's make
> this simple.
>
> I can hand enter
>
> matrix byhand = (1,2)
>
> but if I do
>
> gen x =1
> gen y =2
> matrix byvar = (x,y)
>
> I get x not found even though display x gives me 1.
>
> What am I missing here and is there a workaround?  Thanks very much.
>
> Sincerely,
>
> Tom
>
> --
> Thomas Jacobs
> *
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>

--
AbdelRahmen El Lahga
*
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*   http://www.ats.ucla.edu/stat/stata/
```