tfix typo - sphere - GPU-based 3D discrete element method algorithm with optional fluid coupling
  HTML git clone git://src.adamsgaard.dk/sphere
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       ---
   DIR commit 5b0fa442b5e122f0f574ba1f14b1c9fc83c5f601
   DIR parent d4606c13b8efe33dfd5d4dc972f9221374aaef5e
  HTML Author: Anders Damsgaard <anders.damsgaard@geo.au.dk>
       Date:   Mon, 31 Mar 2014 13:30:34 +0200
       
       fix typo
       
       Diffstat:
         M python/sphere.py                    |       2 +-
       
       1 file changed, 1 insertion(+), 1 deletion(-)
       ---
   DIR diff --git a/python/sphere.py b/python/sphere.py
       t@@ -4191,7 +4191,7 @@ class sim:
        
                        # dilation in number of mean particle diameters
                        d_bar = numpy.mean(self.radius)*2.0
       -                dilation[i] = (sb.w_x[0] - w_x0)/d_var
       +                dilation[i] = (sb.w_x[0] - w_x0)/d_bar
        
                        # Test if this was the max. shear stress
                        if (tau[i] > tau_u):