Pedal and Co-pedal curve of the logarithmic spiral
- Author:
- Irina Boyadzhiev
- Topic:
- Parametric Curves
This applet allows us to see that the pedal and the co-pedal curves of a logarithmic (equiangular) spiral are congruent to the original spiral.
See more at: http://www.lima.ohio-state.edu/people/iboyadzhiev/GeoGebra/spiral/spiral_pedal_copedal.html