Release 4.0.3

• Usage of pyproject.toml instead of setup.py for package distribution.

Release 4.0.2

• Updated ReadTheDocs documentation settings.

Release 4.0.1

• Updated np.complex_ to np.complex128;
• Unit tests updated.

Release 4.0.0

• Removed Cython dependence.

Release 3.3.2

• Devops pipeline updated.
• Packages updated.

Release 3.3.1

• Fixed bugs on Cython floor division;
• New .readthedocs.yaml and other corresponding changes.

Release 3.3.0

• Using pytest for CI/CD;
• Removed support for Python 3.6;
• Added support for Python 3.11.

Release 3.2.3

• Updated Cython codes;
• Updated CircleCI images.

Release 3.2.2

• Package administration.

Release 3.2.1

• Removal of requirement of pre-installation of numpy and Cython.