tfix typo - sphere - GPU-based 3D discrete element method algorithm with optional fluid coupling
 (HTM) git clone git://src.adamsgaard.dk/sphere
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 (DIR) commit 0333c90015273d485fc3876b15e386c137e66698
 (DIR) parent 48431f5c15a7f588b18bda59e3226a21515da310
 (HTM) Author: Anders Damsgaard <anders.damsgaard@geo.au.dk>
       Date:   Wed, 12 Nov 2014 14:17:37 +0100
       
       fix typo
       
       Diffstat:
         M python/sphere.py                    |       2 +-
       
       1 file changed, 1 insertion(+), 1 deletion(-)
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 (DIR) diff --git a/python/sphere.py b/python/sphere.py
       t@@ -3140,7 +3140,7 @@ class sim:
                    k = self.k_c * phi**3/(1.0 - phi**2)
                    k_phi30 = self.k_c * 0.3**3/(1.0 - 0.3**2)
                    K = k * self.rho*numpy.abs(self.g[2])/self.mu
       -            K_phi30 = k_phi30 = self.rho*numpy.abs(self.g[2])/self.mu
       +            K_phi30 = k_phi30 * self.rho*numpy.abs(self.g[2])/self.mu
                    print('Hydraulic permeability limits for porosity phi = [0.1, 0.9]:')
                    print('\tk = ' + str(k) + ' m*m')
                    print('\tk(phi = 0.3) = ' + str(k_phi30) + ' m*m')