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From Matt Benson <gudnabr...@yahoo.com>
Subject Re: [PROPOSAL][nabla] proposal and start code are available in subversion repository
Date Tue, 15 Apr 2008 18:47:11 GMT

--- Niall Pemberton <niall.pemberton@gmail.com> wrote:

> I've uploaded the Nabla site - but I used the
> 5-SNAPSHOT version of
> commons-sandbox-parent to avoid the issue Matt found
> with the apidocs.
> Should be there in a few hours after the next sync.

Ah, this gave my mvn-impaired brain the jolt it needed
to locally publish the sandbox-parent trunk, then
locally upgrade the version for [functor] and regen
the site for my own use... :)  Thanks!

-Matt

> 
> Niall
> 
> On Tue, Apr 15, 2008 at 2:42 PM, Luc Maisonobe
> <Luc.Maisonobe@free.fr> wrote:
> > The proposal for the nabla sandbox component has
> been put in the svn
> > repository. You can view it online at the
> following URL:
> >
> >
> >
>
http://svn.apache.org/viewvc/commons/sandbox/nabla/trunk/PROPOSAL.html?view=co
> >
> >  The existing code has been imported too (sorry
> for the commit noise). You
> > can check it out and look at it. It has been
> developped using Java 1.5, but
> > there is no real need for this version. If you
> prefer to have 1.4 compatible
> > code, I will remove the parametric collections I
> used. For a new packages, I
> > thought 1.5 would be a good start but I would like
> to hear your comments.
> >
> >  All tests do pass, the tests are a good way to
> understand what the package
> > does. In many test cases, there are small classes
> implementing the
> > ReferenceFunction interface (used only for tests).
> This interfaces defines
> > both the f function that will be differentiated
> and the fPrime function that
> > is the derivative of the previous one. Of course,
> the implementation of this
> > function is for reference purposes: the
> differentiation process uses only
> > the f function and generate the derivative, then
> the test harness compare
> > this generated function with the exact one
> implemented by fPrime. You will
> > see that in many cases, the error is exactly 0 and
> in some cases I had to
> > use a comparison threshold between 1.0e-13 and
> 1.0e-16.
> >
> >  I am ready to hear any comments or complaints. If
> some of you want to
> > contribute, just add your name to the proposal in
> the inital contributors
> > section and let me know. Building a community
> around this project is one of
> > my main goal now.
> >
> >  Luc
> >
> >
> > 
>
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