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From Phil Steitz <phil.ste...@gmail.com>
Subject Re: [math] Releasing 2.0
Date Sat, 18 Jul 2009 19:15:19 GMT
Luc Maisonobe wrote:
> Luc Maisonobe a écrit :
>   
>> Phil Steitz a écrit :
>>     
>>> Looks like we are - at last - ready to cut 2.0.   All that remains is
>>>
>>> 1)  resolve MATH-260 and MATH-261 (which I am +1 as marking fixed, based
>>> on Luc's last changes)
>>>       
>> +1
>>
>>     
>>> 2)  push remaining unscheduled issues to 2.1
>>>       
>> Concerning MATH-268 I would consider closing it with won't fix and
>> reopening it later if the user still wants it. This is a difficult and
>> non-standard feature.
>>
>>     
>>> 3)  generate clirr report
>>> 4)  enhance the maven-changes-report to create proper release notes
>>>       
>> 5) fix the last few bits in Adams-Bashforth and Adams-Moulton that still
>> don't work ... Sorry for that but I'm still unhappy with the accuracy of
>> these two integrators. I'm working on it. If somebody want to have a
>> look at the implementation, please do. Be aware it is quite difficult. I
>> have put in the class javadoc as much as I could to explain the
>> underlying theory because I only found sparse documentation on the web
>> and had to redevelop some equations myself.
>>     
>
> I got it! It now seems to me the problem was numerical instability, not
> an error in the equations or implementation. Step size growth should be
> very slow for these integrators, I've changed the initial automatic
> setting to a safer value.
>
> Now there is nothing left on my side that would delay 2.0 anymore.
>
>   
>>> I will do the RM-ing if no one else wants to but would appreciate help
>>> in writing a summary of API changes to add to the release notes.
>>>       
>> I can help on that. I'll first try once again to understand the problem
>> with the integrator and if it takes too long I'll give up for a while
>> and will put a notice for users that these are experimental
>> implementations. Then I'll write a summary on the various API changes I
>> know about (mainly ODE, optimization, root solvers and linear algebra).
>>     
>
> Where do you want me to put such a summary ? I think the release notes
> are automatically generated from the changes.xml file, so I probably
> need to put it somewhere else.
>   
How about we use the changes plugin to generate a text file and then 
edit and commit as RELEASE-NOTES.txt.

Phil
> Luc
>
>   
>> Luc
>>
>>     
>>> Phil
>>>
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>>>       
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>>
>>     
>
>
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>   


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