L. D. Korsun, A. N. Sisakyan, I. L. Solovtsov, “Variational perturbation theory. <nobr>$\varphi^{2k}$</nobr> oscillator”, TMF, 1992, Volume 90, Number 1,Pages <nobr>37

This article is cited in 11 papers

Variational perturbation theory. $\varphi^{2k}$ oscillator

L. D. Korsun, A. N. Sisakyan, I. L. Solovtsov

Joint Institute for Nuclear Research

Abstract: Variational pertaarbation theory is used to study the anharmonic $\varphi^{2k}$ oscillator in the strong coupling limit. Nonpermrbative expressions are obtained for the vacuum energy, the Green's function, and the effective potential.

Received: 28.06.1991