Janus is a Python library dedicated to the discretization of the Lippmann--Schwinger equation with periodic boundary conditions. The library is designed with performance in mind. It is fully parallelized, and the critical parts of the code are written in Cython.

Janus is released under a BSD 3-clause license (see LICENSE.txt).

The documentations can be found at http://sbrisard.github.io/janus/.

See LICENSE.txt.

The following attributes of FFT objects were renamed (incompatible changes)

• rshape → ishape: the shape of the local input array,
• cshape → oshape: the shape of the local output array,
• shape → global_ishape: the shape of the global input array.

Besides, the following attribute was added

• global_oshape: the shape of the global output array.