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“Classical” propagator and path integral in the probability representation of quantum mechanics

✍ Scribed by Olga Man'ko; V. I. Man'ko


Publisher
Springer US
Year
1999
Tongue
English
Weight
508 KB
Volume
20
Category
Article
ISSN
1573-8760

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Perturbation theory in the path-integral
✍ Y. U. E. Perlin; S. H. N. Gifeisman; Pham Van Quyet 📂 Article 📅 1977 🏛 John Wiley and Sons 🌐 English ⚖ 561 KB

## Abstract In the framework of the path‐integral formalism of nonrelativistic quantum theory the perturbation method is developed. This is based on the cumulative expansion of the partition function in powers of the difference between the classical actions of the exact and trial system. The trial