Nephroid I

Steven Dutch, Natural and Applied Sciences, University of Wisconsin - Green Bay
First-time Visitors: Please visit Site Map and Disclaimer. Use "Back" to return here.


The nephroid, so called from its kidney shape, is an epicycloid traced by a point on the circumference of a circle as it rolls around the circumference of a circle twice as large. In this construction it's the envelope of circles centered on the central circle and tangent to a diameter of it.

Number of circles:

It appears your browser cannot render HTML5 canvas.

Return to Computer Tips Index
Return to Professor Dutch's Home Page

Created 29 November 2010, Last Update 18 March 2012

Not an official UW Green Bay site