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Rethinking the real line #SoME3
00:14:54
The Intuition behind the Double-And-Add / Square-And-Multiply Algorithm (Also Just a Fun Puzzle!)
00:06:10
ADFGVX Cipher: Encryption and Decryption (Updated)
00:08:14
Lehmer Factor Stencils: A paper factoring machine before computers
00:26:06
Studying Apollonian Circle Packings using Group Theory
00:08:05
The modular inverse via Gauss not Euclid
00:13:18
The extended Euclidean algorithm in one simple idea
00:10:59
ADFGVX Cipher:  Encryption and Decryption (OLD VERSION: SEE NEW VERSION LINK BELOW)
00:07:07
Cryptanalysis of Vigenere cipher:  not just how, but why it works
00:15:33
The Euclidean Algorithm:  How and Why, Visually
00:13:29
Greatest common divisor and least common multiple:  building blocks
00:12:02
Modular Arithmetic:  Multiplication in Motion
00:23:15
Modular Arithmetic:  Addition in Motion
00:14:48
Modular Arithmetic: In Motion
00:18:48
Modular Arithmetic: Under the Hood
00:17:27
Modular Arithmetic: User's Manual
00:09:23
Intro to LaTeX for beginning math majors
00:07:15
Abelian sandpile animation:  toppling of an odometer of integral linear growth
00:02:48
Abelian sandpile animation:  toppling of an odometer of integral quadratic growth
00:04:33
Abelian sandpile animation:  toppling of an odometer of rational linear growth
00:02:06
Abelian sandpile animation:  toppling of an odometer of rational quadratic growth
00:04:33
Abelian sandpile animation:  toppling of an odometer of rational quadratic growth
00:04:33
The Intuition Behind Proof by Induction
00:22:10
The Dystopian Perspective on Logical Negation
00:07:16
Anatomy of a proof: if n is even, then n squared is even
00:10:20
Sets and their elements
00:01:48
What is an "if-then" statement?
00:02:48