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Time-dependent systems; dynamical invariants; hamiltonian structure

A new system of time-dependent anharmonic and anisotropic oscillators in two space-dimensions which corresponds to unequal but related spring constants, having Hamiltonian structure, admitting quadratic invariants and accounting also for the fractional powers in the coupling terms, is found.

R S Kaushal¹

1. Department of Physics and Astrophysics, University of Delhi, Delhi - 110 007, India

Published

June 1994

Manuscript received

6 January 1994

Manuscript revised

29 April 1994