[Numpy-discussion] Generating Bell Curves (was: Using normal() )

Charles R Harris charlesr.harris@gmail....
Fri Apr 25 18:39:30 CDT 2008

On Fri, Apr 25, 2008 at 1:25 PM, Rich Shepard <rshepard@appl-ecosys.com>

> On Fri, 25 Apr 2008, Charles R Harris wrote:
> > You can use something like f(x) = (1-x**2)**2 , which has inflection
> > points and vanishes at +/- 1. Any of the B-splines will also do the
> trick.
> Chuck,
>   Thank you. I need to make some time to understand the B-splines to use
> them appropriately. Unfortunately, my mathematical statistics learning was
> many years in the past ... but we had moved ahead of writing on clay
> tablets
> by that time. Not needing to retain that knowledge for many years means it
> was replaced by more pressing current knowledge. The B-splines do look
> promising, though.

Here's a B-spline approximation to a Gaussian:

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