Mailing-List: contact dev-help@commons.apache.org; run by ezmlm
Precedence: bulk
Reply-To: "Commons Developers List" <dev@commons.apache.org>
Received-SPF: pass (athena.apache.org: domain of phil.steitz@gmail.com
 designates 209.85.210.171 as permitted sender)
Message-ID: <4EB63613.1030401@gmail.com>
Date: Sun, 06 Nov 2011 00:24:03 -0700
From: Phil Steitz <phil.steitz@gmail.com>
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.7;
 rv:7.0.1) Gecko/20110929 Thunderbird/7.0.1
MIME-Version: 1.0
To: Commons Developers List <dev@commons.apache.org>
Subject: Re: [math] replace
 AbstractContinuousDistribution.getSolverAbsoluteAccuracy()
 with AbstractContinuousDistribution.getSolver()
References: 
 <CAGRH7HqU_=Ayj41smNLdzEm=bR+9hwtX=foRnq94AFNCfUHJ5A@mail.gmail.com>
 <4EB542DB.3060505@free.fr>
 <CAGRH7HrpL6Jz=B=1APwdRysUh+QGjN6DNTUfMnGNcVPA3cpE3g@mail.gmail.com>
 <4EB56739.1010808@gmail.com>
 <CAGRH7HpBr0cWenKsSxVoobyifJurg3WjZ1K0vt+kbS8PWbiVHg@mail.gmail.com>
 <4EB62BBC.8020304@gmail.com>
 <CAGRH7HoKQd7hht+oDgGAt7wrLkKUvAkYRj62P9M4PPskkBUZWQ@mail.gmail.com>
In-Reply-To: 
 <CAGRH7HoKQd7hht+oDgGAt7wrLkKUvAkYRj62P9M4PPskkBUZWQ@mail.gmail.com>
Content-Type: text/plain; charset=ISO-8859-1
Content-Transfer-Encoding: 8bit

On 11/6/11 12:18 AM, S�bastien Brisard wrote:
>> +1, but your observation above then leads to the question where are
>> you going to get this value from?  There may not be a solver to read
>> it from.  I guess the default impl in the base class could just
>> return BaseAbstractUnivariateRealSolver.DEFAULT_FUNCTION_VALUE_ACCURACY.
>>
>> Phil
>>
> Ah, that's one option I didn't think of. I intended to follow the same
> scheme as for getSolverAbsoluteAccuracy(), which returns
> solverAbsoluteAccuracy (private field), possibly initialized with
> DEFAULT_SOLVER_ABSOLUTE_ACCURACY (see AbstractContinuousDistribution).
> Actually, using the BaseAbstractUnivariateRealSolver default value is
> probably better. However, these default values are private... So maybe
> we will have to select reasonable default values here.

Ugh.  I remember complaining about that (the fact that the defaults
were made private) for precisely this kind of reason.  Have to clone
the value, I guess and keep it in synch with whatever Brent uses.

Phil
> S�bastien
>
>
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: dev-unsubscribe@commons.apache.org
> For additional commands, e-mail: dev-help@commons.apache.org
>
>


---------------------------------------------------------------------
To unsubscribe, e-mail: dev-unsubscribe@commons.apache.org
For additional commands, e-mail: dev-help@commons.apache.org