Epicycloid Involute

Author

Eric W. Weisstein
March 16, 2008

This notebook downloaded from http://mathworld.wolfram.com/notebooks/PlaneCurves/EpicycloidInvolute.nb.

For more information, see Eric's MathWorld entry http://mathworld.wolfram.com/EpicycloidInvolute.html.

©2008 Wolfram Research, Inc. except for portions noted otherwise

Equation

Involute[Epicycloid[{a,b},t],t]//FullSimplify

Plot

EvolutePlot[Epicycloid[{1,1/3},t],{t,0,2π}]