- 2.2:
- Webpages dealing with the Fibonacci numbers, the golden ratio, etc.
- Vanishing areas?: in a triangle | more geometrical “paradoxes”
- 2.3:
- More depth (and technical) on developments/questions concerning prime numbers | a Who's Who in the history of efforts to prove Fermat's last theorem
- A short biography of Georg Cantor
- Flatland online
- I recommend you first read this explanation of the social satire found in the book.
- 4.3:
- Golden ratio in art: page 1 | page 2 | page 3
- 4.6:
- Explore hyperbolic geometry with this applet
- 4.7:
- Mathforum page on topics related to three and other dimensions
- A 1990 article by Thomas Banchoff on Edwin Abbot, Flatland, and hypergraphics
- Dynamical systems
- The 3X + 1 Problem: background | an applet for your own experiments
- The Game of Life
Other iterative processes that yield self-similarity
- Building Koch's curve and snowflake
- Building Sierpinski's Triangle
- The Dragon Curve
- Julia and Mandelbrot sets
A cobweb plot applet (useful in Exercises II.5-7, Section 6.2)
An applet for the Chaos Game discussed in Section 6.3
An applet that shows the result of adding/multiplying two complex numbers
This page maintained by:
Thomas L. Scofield
Department of Mathematics and Statistics
Calvin College