planeAndSphere_Feng.bvr\n\n//Parametric surface\nt=parametricSurface\nt.setMinMax=s,0,3.2\nt.setMinMax=t,0,6.4\nt.setEquation=x,((4*sin(s))*cos(t))\nt.setEquation=y,((4*sin(s))*sin(t))\nt.setEquation=z,(4*cos(s))\nt.setSegmentCount=30 \nt.spawn\n\n\nplane=parametricSurface\nplane.setMinMax=s,-4,4\nplane.setMinMax=t,-4,4\nplane.setEquation=x,(3)\nplane.setEquation=y,(s)\nplane.setEquation=z,(t)\nplane.setPosition=3,0,0\nplane.setSegmentCount=30\nplane.color=blue\nplane.spawn\n\n//Parametric curve\nhelix=parametricCurve\nhelix.setMinMax=t,-6.4,6.4\nhelix.setEquation=x,(3)\nhelix.setEquation=y,(7^(1/2)*sin(t))\nhelix.setEquation=z,(7^(1/2)*cos(t))\nhelix.setSegmentCount=30\nhelix.setThickness=0.15\nhelix.color=red\nhelix.spawn\n\n\n//Vector\nz=vectorDraw\nz.setTail=3,0,0\nz.setHead=0,0,0\nz.color=blue\nz.setRadius=7^(1/2)\nz.spawn\n\n//Text\ntxt=text\ntxt.text=Plane And Sphere\ntxt.color=green\ntxt.position=0,0,5\n