Anton Akhmerov authored 13 years ago and Christoph Groth committed 13 years ago

this is the first out of several steps required to make the mode
solver reach maximal performance

...by ones closely based on the actual tutorial examples.

For some weird reason numpy.linalg.eigvalsh returns a complex array!

Anton Akhmerov authored 13 years ago and Christoph Groth committed 13 years ago

Conflicts:

	kwant/solvers/sparse.py

Michael Wimmer authored 13 years ago and Christoph Groth committed 13 years ago

Conflicts:

	kwant/solvers/sparse.py

This makes the order of sites in finalized builders reproducible.