[Haskell-cafe] Mathematics and Statistics libraries

[Richard O'Keefe]

On 26/03/2012, at 8:35 PM, Ketil Malde wrote:
> Just to clarify (since I think the original suggestion was mine), I
> don't want to copy R's data frame (which I never quite understood,
> anyway)

A data.frame is
 - a record of vectors all the same length
 - which can be sliced and diced like a 2d matrix

It's not unlike an SQL table (think of a column-oriented data base
so a table is really a collection of named columns, but it _looks_
like a collection of rows).