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Numerical sign problem
Known as:
Sign problem
The numerical sign problem in applied mathematics refers to the difficulty of numerically evaluating the integral of a highly oscillatory function of…
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Related topics
Related topics
6 relations
Auxiliary field Monte Carlo
Hubbard model
Lattice QCD
Monte Carlo integration
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Papers overview
Semantic Scholar uses AI to extract papers important to this topic.
2017
2017
Representation of complex probabilities and complex Gibbs sampling
L. L. Salcedo
2017
Corpus ID: 59573665
Complex weights appear in Physics which are beyond a straightforward importance sampling treatment, as required in Monte Carlo…
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2016
2016
Quark Mass Dependence of the QCD Critical End Point in the Strong Coupling Limit
Jangho Kim
,
W. Unger
2016
Corpus ID: 102338969
Strong coupling lattice QCD in the dual representation allows to study the full $\mu$-$T$ phase diagram, due to the mildness of…
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2016
2016
Interlaced coarse-graining for the dynamic cluster approximation
Peter Staar
,
M. Jiang
,
U. R. Hahner
,
T. Schulthess
,
T. Maier
2016
Corpus ID: 119198589
The dynamical cluster approximation (DCA) and its DCA$^+$ extension use coarse-graining of the momentum space to reduce the…
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2014
2014
Lefschetz thimble Monte Carlo for many body theories: application to the repulsive Hubbard model away from half filling
A. Mukherjee
,
M. Cristoforetti
2014
Corpus ID: 117413376
Recently, a new method, based on stochastic integration on the surfaces of steepest descent of the action, was introduced to…
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2014
2014
Comparison of complex Langevin and mean field methods applied to effective Polyakov line models
J. Greensite
2014
Corpus ID: 119187230
Effective Polyakov line models, derived from SU(3) gauge-matter systems at finite chemical potential, have a sign problem. In…
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2013
2013
Monte Carlo study of strongly interacting degenerate fermions: A model for voltage-biased bilayer graphene
W. Armour
,
S. Hands
,
C. Strouthos
2013
Corpus ID: 119220441
We formulate a model of Nf = 4 flavors of relativistic fermion in 2+1d in the presence of a chemical potential µ coupled to two…
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Review
2013
Review
2013
Calculation of glueball spectra in supersymmetric theories via holography
Ivan Gordeli
,
D. Melnikov
2013
Corpus ID: 119278709
Lattice simulations currently present the only way to access nonperturbative data in strongly coupled theories from a first…
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2013
2013
Metropolis Monte Carlo integration on the Lefschetz thimble: Application to a one-plaquette model
A. Mukherjee
,
M. Cristoforetti
,
L. Scorzato
2013
Corpus ID: 118408897
We propose a new algorithm based on the Metropolis sampling method to perform Monte Carlo integration for path integrals in the…
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2009
2009
Fermions and the AdS/CFT correspondence: quantum phase transitions and the emergent Fermi-liquid
M. Čubrović
,
J. Zaanen
,
K. Schalm
2009
Corpus ID: 9219144
A central mystery in quantum condensed matter physics is the zero temperature quantum phase transition between strongly…
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Highly Cited
2007
Highly Cited
2007
The strongly interacting Quark Gluon Plasma, and the critical behaviour of QCD at imaginary chemical potential
M. D’Elia
,
F. Renzo
,
M. Lombardo
2007
Corpus ID: 118042043
We explore the highly non-perturbative hot region of the QCD phase diagram close to Tc by use of an imaginary chemical potential…
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