Abstract
It is shown that the generating function for the matrix elements of irreps of Lorentz group is the common eigenfunction of the interior derivatives of the noncommutative differential calculus over the commutative algebra generated by the coordinate functions in the Relativistic Configuration Space (RCS). These derivatives commute and can be interpreted as the quantum mechanical operators of the relativistic momentum corresponding to the half of the non-Euclidean distance in the Lobachevsky momentum space (the mass shell).
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Mir-Kasimov, R.M. Relativistic kinetic momentum operators, half-rapidities and noncommutative differential calculus. Phys. Part. Nuclei 43, 673–675 (2012). https://doi.org/10.1134/S1063779612050280
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DOI: https://doi.org/10.1134/S1063779612050280