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Dirac's Constrained Hamiltonian Dynamics from an Unconstrained Dynamics

Heinz J. Rothe

hep-tharXiv:hep-th/0306155

Abstract

We derive the Hamilton equations of motion for a constrained system in the form given by Dirac, by a limiting procedure, starting from the Lagrangean for an unconstrained system. We thereby ellucidate the role played by the primary constraints and their persistance in time.

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