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hep-th2001
Quaternionic Lorentz group and Dirac equation
Stefano De Leo
We formulate Lorentz group representations in which ordinary complex numbers are replaced by linear functions of real quaternions and introduce dotted and undotted quaternionic one…
hep-th1999
Quaternionic Groups in Physics: A Panoramic Review
S. De Leo, G. Ducati
Due to the non-commutative nature of quaternions we introduce the concept of left and right action for quaternionic numbers. This gives the opportunity to manipulate appropriately…