Add new transformation matrix Buw

[aaiaueil]

• [x] Linked issue related to your pull request using #116
• [x] Used the tag [WIP] or [RTR] for on-going changes, or for ready to review
• [x] Did you write new tests to cover your changes?
• [x] Did you write a proper documentation (docstrings and ReadMe)
• [x] Please black your code black . -l120

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This change is 

[Ipuch]

• The test doesn't pass, you have to run the evaluation with more numpy digits to ensure the test will pass.
• Try to evaluate the transformation matrix with this command before numpy.set_printoptions(precision=20)

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