//Mobius.bvr\n \n// Parametric Surface\nhelix=parametricSurface\nhelix.setMinMax=t,0,6.9\nhelix.setMinMax=s,-1,1\nhelix.setEquation=x,((3+s*cos(t/2))*cos(t))\nhelix.setEquation=y,((3+s*cos(t/2))*sin(t))\nhelix.setEquation=z,(s*sin(t/2))\nhelix.setSegmentCount=15\nhelix.color=yellow\nhelix.spawn \n\n//Parametric Curve\n\ncur=parametricCurve\ncur.setMinMax=t,0,13\ncur.setEquation=x,((3*cos(t))+(1/5)*cos(t)*sin(t/2))\ncur.setEquation=y,((3*sin(t))+(1/5)*sin(t)*sin(t/2))\ncur.setEquation=z,((-1/5)*cos(t/2))\ncur.setThickness=0.2\ncur.setSegmentCount=50\ncur.color=red\ncur.spawn