Multipseudoparticles and Perturbation Theory in Large Order of the Anharmonic Oscillator

Fry, M. P. (1977) Multipseudoparticles and Perturbation Theory in Large Order of the Anharmonic Oscillator. (Preprint)

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Abstract

Multi-instantons 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 Lenger and results in a partition function that reproduces the Bender-Wu result.

Item Type:	Article
Divisions:	School of Theoretical Physics > Preprints
Date Deposited:	11 Jul 2018 10:53
Last Modified:	20 Dec 2022 13:47
URI:	https://dair.dias.ie/id/eprint/964

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