Re: Matrix (linear algebra) operations and types in PG?

Webb Sprague <webb(dot)sprague(at)gmail(dot)com> schrieb:

> Hi all,
>
> This is just a random question/idea (I tried googling, but couldn't
> get an answer quickly):
>
> Has anyone written a library to effect linear algebra types and
> operations through Postgres? E.G., convert a float 2-d array to a
> matrix, convert a float 1-d array to a vector, multiply them, take the
> matrix power, calculate eigenvalues, some easy functions for
> converting tables to matrices, etc. This might be extremely useful to

Take a look at pl/r, http://www.joeconway.com/plr/. This is a interface
to R: http://www.r-project.org/
I'm not familiar with this, but i think, this may be helpful for you.

Andreas
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