[Ktechlab-devel] Merge the matrix tested code?

[P Zoltan]

On Sun, 21 Feb 2010 17:09:13 +0100, Alan Grimes <agrimes at speakeasy.net>  
wrote:

> P Zoltan wrote:
>>   Let's make some noise on the list.
>
>>   The results of testing the equation solver showed that the algorithm  
>> is
>> correct for the general case.
>
> Not really. =(
>
>>   If there is no solution or there are no well defined solutions, then  
>> some
>> strange results appear. More should be investigated in that direction.
>
> The case where it fails is if the matrix is still good but is sparse. It
> will frequently fail to find a permutation that will solve the matrix.
> This causes a number of the failures we are seeing in the final  
> simulation.
>

  You were rigth. The tests had a problem, and they passed even for invalid  
results. Should I send you the code + tests, to help you find the problem?  
It can be found in the git repo, but I can send you separately. Qt4-dev is  
enough for it.