What is DiagHam?

DiagHam is a set of C++ classes that can be used for exact diagonalization on various quantum systems. It also provides numerous built-in programs for different systems like fractional quantum Hall effect, quantum dot, quantum spin system... It has already been used for scientific publication purposes.

Can I use DiagHam freely?

Yes. DiagHam is distributed under the GNU GPL license. More details are available here and here.

Where to get DiagHam?

The latest version can be downloaded here.

Where is DiagHam developed?

For the time being, DiagHam is only developed at the Laboratoire Pierre Aigrain, ENS Paris. But external contributions are welcome.