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Random matrix theory as playground for the sign problem
 

Summary: Random matrix theory as playground
for the sign problem
Jacques Bloch
Institute for Theoretical Physics, University of Regensburg
Sign Problems and Complex Actions
workshop at ECT* Trento
2-6 March 2009
1 / 35
Outline
1 Lattice QCD and chiral random matrix theory with chemical potential
2 Phase of fermion determinant in chRMT
3 Quenched and unquenched chRMT simulations
2 / 35
Chiral symmetry and quark chemical potential
QCD at non-zero quark density introduce quark chemical potential
Continuum fermion action at with chemical potential
SF = d4
x (x)(m +
cov
+ 4)(x)

  

Source: Aarts, Gert - Department of Physics, University of Wales Swansea

 

Collections: Physics