Re: [ojAlgo-user] Knapsack problem with binary variables

[Anders P. <an...@op...>]

ok, but I think I'll have to call it makeBinary(...) /Anders

On 25 apr 2010, at 21.01, Luke Lindsay wrote:

> On 23 April 2010 22:57, Anders Peterson <an...@op...> wrote:
>> All your test cases (1 + 5) work now.
>> 
>> Fixed a bug with the IntegerSolver related to determining if a branch-solution is an integer solution or not.
>> Fixed a bug with the ExpressionsBasedModel (that only affected integer models) that resulted in all models being treated as minimization models.
>> Changed/improved the LinearSolver. It generally seems better now, but there's actually a couple of unit tests that used to work that now fail. Not finished with this yet.
>> 
>> /Anders
>> 
> Thanks Anders.  The new code works correctly with all cases I've tried so far.
> 
> I was wondering if it would be possible to add a static factory method
> for creating binary variables since it would make my code more
> readable, e.g.
> 
>    public static Variable binary(final String aName){    	
>    	return new Variable(aName).lower(ZERO).upper(ONE).integer(true);
>    }
> 
> 
> Best,
> 
> Luke
> 
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