University of St. Andrews (UK)
University of St. Andrews: Christiaan Huygens
This University of St. Andrews site contains biographical information and findings of Christiaan Huygens.
![Houghton Mifflin: Math Graphs: Circles of Curvature 1 [Pdf] Unknown Type](https://d15y2dacu3jp90.cloudfront.net/images/attachment_defaults/resource/large/FPO-knovation.png "Houghton Mifflin: Math Graphs: Circles of Curvature 1 [Pdf] Unknown Type")
Math Graphs
Houghton Mifflin: Math Graphs: Circles of Curvature 1 [Pdf]
The handout examines the centers of curvature of a curve. Students use a compass to sketch the circles from a given curve and its evolute. The handout is available in PDF format.
Math Graphs
Houghton Mifflin: Math Graphs: Circles of Curvature 2 [Pdf]
The handout examines the centers of curvature of a curve. Students use a compass to sketch the circles from a given curve and its evolute. The handout is available in PDF format.
University of St. Andrews (UK)
University of St. Andrews: Hypocycloid
Shows the graph and the parametric cartesian equation. The site also includes links to graphs of related curves and definitions of the associated curves.