Release 0.6.2

• Package distribution using pyproject.toml.

Release 0.6.1

• Updated np.float_ to np.float64.
• Unit tests updated.

Release 0.6.0

• Use of package sparse for sparce matrices instead of scipy.sparse.

Release 0.5.1

• Update package requirements for ReadTheDoc and securities.

Release 0.5.0

• Removed supports for Python 3.6 and 3.7;
• Code maintenance due to updates in numpy and networkx.

Release 0.4.5

• Support for Python 3.11.

Release 0.4.4

• No numpy and Cython dependencies before installation;
• Updated CircleCI pipeline.

Release 0.4.3

• Remove Fortran.
• Support for Python 3.10.

Release 0.4.3a2

• Support for Python 3.10.

Release 0.4.3a1

• Remove Fortran codes.