Math 21a - Fall 2016, Harvard University

• September 8
  • Sketch of the distance formula
• September 13
  • The point-normal equation
• September 15
  • Quadric surface visualisation at geogebra.org. (You will need to create an account, which is well worth it!)
  • Playing with contour plots at geogebra.org.
  • Handout on graph matching.
• September 20
  • Frenet-Serret frame visualisation.
• September 22
  • Polar curve visualisation at geogebra.org.
  • Parametric surface visualisation.