Java class Matrix...Jama ? about packages, etc...?

I want to be able to use the Matrix class. The documentation says that it's part of package Jama. How do I specify the correct package and classes at the top of my file, ie, what are the right import statements. Is this class part of a later version of java? I'm quite new at java. What I eventually... show more I want to be able to use the Matrix class. The documentation says that it's part of package Jama. How do I specify the correct package and classes at the top of my file, ie, what are the right import statements.

Is this class part of a later version of java? I'm quite new at java.

What I eventually want to do is calculate:
Z = 2*X+Y;
where Z, X, and Y are objects of class matrix. This looks like it involves overloading the '+' operator,too!

Thanks
2 answers 2