Day 07: Heart of Mathematics

Last Time

Next Time

Announcements:
- Anyone who handed in a "Fibonacci Object" last time gets an extra "get out of homework free" (one extra drop). I "took names" off the post-it notes.
- Hand in your estimation homework assignment
- New assignment:
  Wed 1/27 More Fibonacci Numbers
  
  Read 4.3: The Sexiest Rectangle
  See if you can get your head around the concept of the golden ratio (or golden mean), and the golden rectangle.
Today:
- Fibonacci stuff
  - The Fibonacci in Lateralus
  - flowers -- didn't work out as well as I would have liked.
- Section 2.2: Fibonacci Numbers, and Numerical Patterns in Nature:
  - History
  - Definition -- from 1200
  - 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, -- what's next?
  - II.6: bunnies and Leonardo Pisano Fibonacci
  - Fibonacci Numbers and Nature
    - dandelions (Here's a scanned dandelion)
    - Spirals in daisies:
    - artichokes?
    - pineapples?
    - pine cones?
  - Fibonacci number decomposition and Fibonacci Nim

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