error in Yade Manual
error in class Law2_ScGeom_ViscElPhys_Basic: it is written A = 2\\frac{a_1 a_2}{a_1 + a_2} instead of A = \\frac{a_1 a_2}{a_1 + a_2} in the description, K_s = 2(ks_1 ks_2)/(ks_1 + ks_2) instead of K_s = (ks_1 ks_2)/(ks_1 + ks_2),ViscoelasticPM.hpp K_n = 2\\frac{kn_1 kn_2}{kn_1 + kn_2} instead of K_n = \\frac{kn_1 kn_2}{kn_1 + kn_2}