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git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@4418 f3b2605a-c512-4ea7-a41b-209d697bcdaa
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@ -118,7 +118,7 @@ void PairDPDTstat::compute(int eflag, int vflag)
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// drag force = -gamma * wd^2 * (delx dot delv) / r
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// random force = sigma * wd * rnd * dtinvsqrt;
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fpair = gamma[itype][jtype]*wd*wd*dot*rinv;
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fpair = -gamma[itype][jtype]*wd*wd*dot*rinv;
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fpair += sigma[itype][jtype]*wd*randnum*dtinvsqrt;
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fpair *= factor_dpd*rinv;
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