CS141: Topics for Feb 24, 26, & 28, 2014

• Next Exam will be Mon, Mar 17

• Lab:

  • Mon: Turn in Lab 3: Frieze Patterns. We will do the evaluation.
  • We will begin Lab 4: Making Waves and Circles.

• Trig Functions

  • Why is trig fun?!! See processing sketches using trig or see Fun with Sine
  • See Online: Trigonometry
  • How are sin and cos defined? How do they relate to the unit circle? See Greenberg demo.
  • What is the graph of y = sin(x) and y = cos(x)?
  • How do sin and cos relate to Processing's rotate command?

• Hierarchical Modeling (if time)

  • Solar System
  • Car: