**xyz*x*yz*+xyz+*xz*yz*x+yfz*gxz+yy2.1**xyz*x*yz**xyz*yz*+xyz*xz*+xyz*yz*x+yfz*gxz+yytrue*x+yfz*gxz+yy**xyz*x*yz*+xyz+*xz*yz*x+yfz*gxz+yy*gy_0y_1+y_2fx2*ggy_0y_1x2+y_2y_2*ggy_0y_1y_2+y_3fx3*gggy_0y_1y_2x3+y_3y_3*ggx0x1x2+fy_4fx4*gggx0x1x2x4+fy_4fy_4*ggx0x1x2+fy_4fx4*ggx0x1x2+fy_4fx4*gggx0x1x2x4+fy_4fy_4*gggx0x1x2x4+fy_4fy_4x0gx0x1x1x2x2x4y_4y_4x4y_4AProVEAProVE Commit ID: 794c25de1cacf0d048858bcd21c9a779e1221865 marcel 20200619 unpublished dirty Statistics for single proof: 100.00 % (6 real / 0 unknown / 0 assumptions / 6 total proof steps)http://aprove.informatik.rwth-aachen.deJohnDoe