Sylvain Roussé created MATH-794:
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             Summary: LP on android devices
                 Key: MATH-794
                 URL: https://issues.apache.org/jira/browse/MATH-794
             Project: Commons Math
          Issue Type: Bug
    Affects Versions: 3.0
         Environment: Android 2.2 JDK 1.6
            Reporter: Sylvain Roussé


When I express a Linear Programming problem in a Pure Java environment, I get a 
solution A.

When I express thje same linear programming problem in a Java Android 
environment using the same problem modelling classes, I get a solution A', 
which doesn't match the constraints I express.

For instance, If I have a set of Xi variables, with each Xi >= 0, I can get 
some Xj < 0.

Or if I have Xi >= a, then in the solution, I can have Xi < a.

I noticed that for freechart library, they have made a special library for 
android (Jfreecharrtt for pure javan Afreechart for Android).

I have tried to compile the source with my android app, but the problem is the 
same.

Is it necessary to have a library built up for android devices ?

Is it possible to have commons-math for android ?

In advance thanks.

Regards.

Sylvain.

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