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most citedAn Alternative Canonical Approach to the Ghost Problem in a Complexified Extension of the Pais-Uhlenbeck Oscillator

7 citations · 9 across the 2 of their papers we have counts for

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quant-ph2008★ 2 cited

Coping with the Pais-Uhlenbeck oscillator's ghosts in a canonical approach

Aldo Déctor, Hugo A. Morales-Técotl, Luis F. Urrutia +1

A {\em complex} canonical transformation is found that takes the fourth order derivative Pais-Uhlenbeck oscillator into two independent harmonic oscillators thus showing that this…