Generalized time-dependent oscillators:results from a group-theoretical approach and their application to cosmology


Some results following from the analysis of generalized time-dependent oscillators in the framework of the Lie group theory are reviewed. Their role in treating aspects concerning the loss of coherence in cosmological models is discussed.

DOI Code: 10.1285/i15900932v23n2p113

Keywords: Genaralized time-dependent oscillators; Nöther invariants; Alternative Lagrangians; Quantum states in cosmology

Classification: 58D19; 83F05

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