Multipseudoparticles and perturbation theory in large order of the anharmonic oscillator
- 15 October 1978
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review D
- Vol. 18 (8) , 3037-3039
- https://doi.org/10.1103/physrevd.18.3037
Abstract
Multipseudoparticles are included in a calculation of the ground-state energy of the anharmonic oscillator in large orders of perturbation theory. Their inclusion verifies a conjecture of Langer and results in a partition function that reproduces the Bender-Wu result.Keywords
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