Hypotrochoid Curves from xahlee.org/SpecialPlaneCurves

{1,7/13,1/13}
{1,7/13,5/13}
{1,7/13,7/13}
{1,7/13,15/13}
{1,7/5,1/13}
{1,7/5,5/13}
{1,7/5,7/13}
{1,7/5,15/13}
{1,3/4,8/13}
{1,3/4,7/13}
{1,3/4,30/13}
 

To see a curve as a laser image, click on drawing above.>>>Home