leastSquaresFit

[Fernando Pérez]

Alex Tournier wrote:

> 
>>>> # The data to be fitted to.
> ... data = [(100, 4.999e-8),
> ...     (200, 5.307e+2),
> ...     (300, 1.289e+6),
> ...     (400, 6.559e+7)]
> 

this is a list of tuples, not an array. Many numeric functions _do not_ 
implicitly convert lists to arrays (though some can operate on lists as well 
as arrays). Try data = Numeric.array(data) and see what happens.

f