//intersecting planes.bvr\ncyl=parametricSurface\ncyl.setMinMax=s,-5,5\ncyl.setMinMax=t,-5,5 \ncyl.setEquation=x,(s)\ncyl.setEquation=y,(-t)\ncyl.setEquation=z,(1-t-s)\ncyl.setSegmentCount=20\ncyl.color=blue\ncyl.spawn\n\nhel=parametricSurface\nhel.setMinMax=s,-5,5\nhel.setMinMax=t,-5,5\nhel.setEquation=x,(1-t)\nhel.setEquation=y,(5s)\nhel.setEquation=z,(t)\nhel.setSegmentCount=20\nhel.color=red\nhel.spawn\n\n