M5 Home Page

Combinatorics

General Introduction to Combinatorics

Ed Bender Counting and Listing
Ed Bender Basic Counting

Combinations

Factorials

All About Circuits Factorials
Fact Monster Factorials

Tree Diagrams

Ed Bender Decision Trees

Permutations

Cut the Knot Permutations
Cut the Knot Various Ways to Define a Permutation
Cut the Knot Counting and Listing All Permutations

Pascal's Triangle

Derangements

Other Specific Topics

UIOGD

Cut the Knot	Permutations
Cut the Knot	Various Ways to Define a Permutation
Cut the Knot	Counting and Listing All Permutations