Patrick Meyer a écrit :
> I am using Netbeans and I have added the commons-math jar as a library.
> Is that the same thing?
I have not used Netbeans in years, but I suppose this is correct.
> The following simple test case works fine, but the complete application
> produce the error.
Does the compilation performs completely without warning nor errors ?
You could perhaps check the output manually by exploring the directory
where Netbeans puts its classes (perhaps some directory with a name like
bin or target or classes).
Luc
>
> package test;
>
> import org.apache.commons.math.MathException;
> import org.apache.commons.math.distribution.NormalDistributionImpl;
>
>
> /**
> *
> * @author meyerjp
> */
> public class Main {
>
>
>
> /**
> * @param args the command line arguments
> */
> public static void main(String[] args) {
>
> NormalDistributionImpl normal = new NormalDistributionImpl(0.0,1.0);
> try{
> double invNorm = normal.inverseCumulativeProbability(0.4);
> System.out.println(invNorm);
> }catch(MathException ex){
> ex.printStackTrace();
> }
>
>
> }
>
> }
>
>
>
>
>
> First of all, could put a [math] marker in the subject line when posting
> to this list ? It
> is shared among all commons components and this policy helps people
> setting up filters.
>
> ----- "Patrick Meyer" <[email protected]> a écrit :
>
>> I am using the following code in a method that catches and throws
>> org.apache.commons.math.MathException.
>>
>> NormalDistributionImpl normal = new NormalDistributionImpl();
>> double invNorm = normal.inverseCumulativeProbability(itemDifficulty);
>>
>> I import the class using
>>
>> import org.apache.commons.math.MathException;
>>
>> but when I compile and run my code I get this error message
>> java.lang.NoClassDefFoundError: org/apache/commons/math/MathException
>>
>> Any ideas what is happening? With my import statement, it seems like I
>>
>> should not be getting this error.
>
> Do you have the commons-math jar in your classpath at runtime ?
>
> Luc
>
>
>
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