MIT Student Explains All Of Combinatorics in 30 Minutes. Topics Include: 1.) Basic Counting 2.) Permutations 3.) Combinations 4.) Partitions 5.) Multinomial Theorem 0:00 Introduction 1:03 Basic Counting 4:22 Permutations 14:21 Combinations 19:31 Partitions 24:53 Multinomial Theorem 33:04 Outro #math #probability #combinatorics #brainteaser #mathpuzzle #mit