This video is about combinatorics, focusing on permutations and combinations. It covers:
•What a permutation is
•What a combination is
•Formulas for C[n,k] and P[n,k]
•The pigeonhole principle
•The binomial theorem
•Permutation cycles
•Two-line and cyclical notation
•The 100 prisoners problem
This video was written by Alistair Forsyth as part of the series “Discrete Calculus with the Wolfram Language”.