//mobiusStrip.bvr\n\n// Parametric surface\ncyl=parametricSurface\ncyl.setMinMax=s,-1,1\ncyl.setMinMax=t,0,6.5\ncyl.setEquation=x,((3+s*cos(t/2))*cos(t))\ncyl.setEquation=y,((3+s*cos(t/2))*sin(t)) \ncyl.setEquation=z,(s*sin(t/2))\ncyl.setSegmentCount=20\ncyl.color=blue\ncyl.spawn \n\n// Parametric curve\nhelix=parametricCurve\nhelix.setMinMax=t,0,13\nhelix.setEquation=x,(3*cos(t)-0.2*(sin(t/2)))\nhelix.setEquation=y,(3*sin(t)+0.2*(cos(t/2))) \nhelix.setEquation=z,(-0.2*cos(t/2))\nhelix.setSegmentCount=70\nhelix.setThickness=0.2\nhelix.color=red\nhelix.spawn\n\n