Introduction

3n+1 (UVa 100)

• The 3x+1 Problem and its Generalizations by Jeffrey C. Lagarias
  
• Proceedings of the International Conference on the Collatz Problem and Related Topics

Voting Systems (UVa 10142)

• Arrow's impossibility theorem from Wikipedia.
• Australian preferential voting system from Wikipedia.
  

Small Worlds (UVa 10044)

• Six degree of Kevin Bacon  from University of Virginia
• Small World project (six degree of separation) from University of Columbia
• Small world phenomenon from Wikipedia.
• The Erdös number project
• Erdös biography
  

DNA sequencing (UVa 612, 760)

• NCBI (National Center for Biotechnology Information)
  

More Readings

Applied Mathematics

• "For All Pratical Purposes"
  by COMAP (Consortium for Mathematics and Its Applications)

NP=P?

• "Computers and Intractability: A Guide to the Theory of NP-completeness"
  Michael R. Garey, David S. Johnson

Chess programs

• "Kasparov Versus Deep Blue: Computer Chess Comes of Age"
  by Monroe Newborn, Monty Newborn
  
• "One Jump Ahead: Challenging Human Supremacy in Checkers"
  by Jonathan Schaeffer, Jonathan Schaffer
  

Small World

• "Six Degrees: The Science of a Connected Age"
  by Duncan J. Watts
  
• "Nexus: Small Worlds and the Groundbreaking Science of Networks"
  by Mark Buchanan