It is shown how the invariance of the Born-Oppenheimer potential energy to overall translations and rotations of a molecule can be used to reduce the computational labor required for derivative evaluations at various orders.
Charlier Polynomials and Translational Invariance in the Quantum Harmonic Oscillator
β Scribed by Franciszek Hugon Szafraniec
- Publisher
- John Wiley and Sons
- Year
- 2002
- Tongue
- English
- Weight
- 151 KB
- Volume
- 241
- Category
- Article
- ISSN
- 0025-584X
No coin nor oath required. For personal study only.
β¦ Synopsis
In a recent paper the creation operator of the quantum harmonic oscillator (its counterpart, the annihilation one as well) is characterized through its (spatial) translational invariance property. Here we step up with replacing the operator theoretic reasoning of [5] by an orthogonal polynomial environment which let the arguments become natural. This settles the result well in the circumstances of (as well as those of ).
This surprising result was inspired by the uniqueness theorem of and that, in 2000
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