1. Briefly describe how Lorenz 'discovered' chaos. In what year was this?
2. What is 'The Butterfly Effect'?
3. Describe four systems in nature that seem to be describable by chaos. You may need to read further into the article to get all of them.
4. Describe a Lorentz attractor and what it means.
Bonus: Play with the Java applet. What combination of numbers (not 0) will produce a Lorentz attrctor of a different shape when you start it than the usual sideways figure-8. Note: you may want to speed it up....
5. What is a bifurcation?
6. Sketch a Koch curve.
7. What does it mean to be 'fractal'?
8. What did Feigenbaum figure out?
9. Name three examples in nature which may seem to be fractal.
10. Sketch a Mandlebrot set.
11.What three mathematical theories do many think the 20th century will be known for?
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