Variational Calculation of Effective Classical Potential at $T \neq 0$ to Higher Orders
High Energy Physics - Theory
2009-10-28 v1
Abstract
Using the new variational approach proposed recently for a systematic improvement of the locally harmonic Feynman-Kleinert approximation to path integrals we calculate the partition function of the anharmonic oscillator for all temperatures and coupling strength with high accuracy.
Keywords
Cite
@article{arxiv.hep-th/9504078,
title = {Variational Calculation of Effective Classical Potential at $T \neq 0$ to Higher Orders},
author = {H. Kleinert and H. Meyer},
journal= {arXiv preprint arXiv:hep-th/9504078},
year = {2009}
}
Comments
PostScript, http://www.physik.fu-berlin.de/kleinert.html