

Note  This tutorial attempts to teach the principles of counting through definitions and examples. However, examples are where the emphasis is placed, because it is easy to read a definition, but only by doing problems can one really understand mathematics.


1.  Basic Principles of Counting 
2.  Beyond the Basics 
3.  The Inclusion/Exclusion Principle 
4.  Tree Diagrams 
5.  The Pigeonhole Principle * 
6.  Strictly Increasing/Decreasing Subsequences 
7.  Further Investigation 
* denotes pages which (will) contain a JAVA applet 