Grassmann is designed to study electronic structure theory using tools from differential geometry.
Grassmann is being developed under the financial support of FAPESP - São Paulo Research Foundation, grant #2017/21199-0, at the Federal University of ABC (UFABC), Brazil.
The code is still under development and it is being made public as a part of our data management plan. Have in mind that we do not have an official release.
Yuri Alexandre Aoto