Lattice anisotropy determination
in 3-dimensional SU(2) gauge theory

Corresponding to Run A


Fit results:
Z_xi 0.9703(25)
1/Z_xi 1.0306(27)
E_0 0.21447(80)
chi-square/dof 0.82
goodness Q 0.84
Improved anisotropic action
beta 5.6
input anisotropy a_s / a_t 2.0
input u_t 1.0000
input u_s 0.9575



METHOD OF DETERMINATION




RUN PARAMETERS

torelon length (in a_s) 10
transverse extent of lattice 64
temporal extent of lattice 84

Configuration updating parameters:
number of bins 1503
number of measurements per bin 24
number of updates between measurements 18
number of Cabibbo-Marinari sweeps per update 1
number of over-relaxation sweeps per update 6
Link smearing parameters:
number of fuzzings 5
alpha (staple weight) 0.15
initial fuzzing levels 3
increment in fuzzing levels 3
Correlator information:
Maximum time separation measured 12
Optimized on time slices 1/ 0







Momenta included in fit:
n_x t_min t_max
0 2 11
1 2 11
2 2 11
3 2 11
4 2 11
5 2 11
6 2 11



EFFECTIVE MASS PLOTS






















OTHER FITS

Continuum dispersion Lattice dispersion
n_x values Z_xi Q Z_xiQ
0, 1, 2, 3 0.9709(77) 0.93 0.9660(94) 0.93
0, 1, 2, 3, 4 0.9722(52) 0.97 0.9667(53) 0.97
0, 1, 2, 3, 4, 5 0.9761(37) 0.93 0.9698(30) 0.93
0, 1, 2, 3, 4, 5, 6 0.9775(28) 0.81 0.9703(25) 0.84