Abstract
The condition of self-consistency for the quantum description of dissipative systems makes it necessary to exceed the limits of Lie algebras and groups, i.e., this requires the application of non-Lie algebras (in which the Jacobi identity does not hold) and analytic quasi-groups (which are nonassociative generalizations of groups). In the present paper, we show that the analogues of Lie algebras and groups for quantum dissipative systems are commutant-Lie algebras (anticommutative algebras whose communtants are Lie subalgebras) and analytic commutant-associative loops (whose commutants are associative subloops (groups)). It is proved that the tangent algebra of an analytic commutant-associative loop with invertibility (a Valya loop) is a commutant-Lie algebra (a Valya algebra). Some examples of commutant-Lie algebras are considered.
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Translated from Teoreticheskaya i Matematicheskaya Fizika, Vol. 110, No. 2, pp. 214–227, February, 1997.
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Tarasov, V.E. Quantum dissipative systems. IV. Analogues of Lie algebras and groups. Theor Math Phys 110, 168–178 (1997). https://doi.org/10.1007/BF02630442
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DOI: https://doi.org/10.1007/BF02630442