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The complex langevi...
The complex langevin equation and Monte Carlo simulations of actions with static charges
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- Ambjørn, J. (author)
- Niels Bohr Institute
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- Flensburg, M. (author)
- Lund University
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- Peterson, C. (author)
- Lund University,Lunds universitet,Institutionen för astronomi och teoretisk fysik - Genomgår omorganisation,Naturvetenskapliga fakulteten,Department of Astronomy and Theoretical Physics - Undergoing reorganization,Faculty of Science
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(creator_code:org_t)
- 1986
- 1986
- English 23 s.
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In: Nuclear Physics, Section B. - 0550-3213. ; 275:3, s. 375-397
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Abstract
Subject headings
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- We explore the possibilities of using the complex Langevin equation to Monte Carlo generate configurations of gauge theories with static charges present in the action. Successful results are obtained for systems that possess nontrivial saddle-point (classical) solutions. For that reason the algorithm works impressively for two-dimensional U(1) in the entire β-range whereas for three- and four-dimensional U(1) the applicability is limited to the weak coupling regime (large β). The method fails completely for SU(2) and SU(3).
Subject headings
- NATURVETENSKAP -- Matematik -- Matematisk analys (hsv//swe)
- NATURAL SCIENCES -- Mathematics -- Mathematical Analysis (hsv//eng)
Publication and Content Type
- art (subject category)
- ref (subject category)
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