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cond-mat.stat-mech2004★ 31 cited
Ordering phenomena in cooling granular mixtures
Ciro Cattuto, Umberto Marini Bettolo Marconi
We report two phenomena, induced by dynamical correlations, that occur during the free cooling of a two-dimensional mixture of inelastic hard disks. First, we show that, due to the…
cond-mat.stat-mech2004★ 93 cited
Random phase vector for calculating the trace of a large matrix
Toshiaki Iitaka, Toshikazu Ebisuzaki
We derive an estimate of statistical error in calculating the trace of a large matrix by using random vector, and show that {\em random phase vector} gives the results with the sma…