Dr Sean

Dr Sean

Latest Videos

The Unsolvable Problem in Every Voting System
The Unsolvable Problem in Every Voting System
Why is Pi Everywhere? 5 Levels from Basics to the Unexpected
Why is Pi Everywhere? 5 Levels from Basics to the Unexpected
Exploring Bayes Rule in 5 Levels of Complexity
Exploring Bayes Rule in 5 Levels of Complexity
What exactly is e? Exploring e in 5 Levels of Complexity
What exactly is e? Exploring e in 5 Levels of Complexity
Imaginary Numbers are Not Imaginary In 5 Levels of Complexity
Imaginary Numbers are Not Imaginary In 5 Levels of Complexity
3 Integrals You Wont See in Calculus And the 2 You Will
3 Integrals You Wont See in Calculus And the 2 You Will
The Hot Potato Problem Solved 2 Ways – from Algebra to Math Major
The Hot Potato Problem Solved 2 Ways – from Algebra to Math Major
What is 0? From Bee Brains to the Minds of Mathematicians
What is 0? From Bee Brains to the Minds of Mathematicians
+1−1+1−1+... Explained in 5 Levels from Algebra to Math Major
+1−1+1−1+... Explained in 5 Levels from Algebra to Math Major
Is π Random? Exploring the Elusive Normal Numbers
Is π Random? Exploring the Elusive Normal Numbers
The Hidden Power in Pascals Triangle
The Hidden Power in Pascals Triangle
0^0 = 1? Exploring 0^0 in 5 Levels from Exponents to Math Major
0^0 = 1? Exploring 0^0 in 5 Levels from Exponents to Math Major
Divisibility Tricks in 5 Levels of Difficulty
Divisibility Tricks in 5 Levels of Difficulty
0 = 1 Explained in 5 Levels from Counting to Math Major
0 = 1 Explained in 5 Levels from Counting to Math Major
This Simple Puzzle Tricks Mathematicians -- Monty Hall Problem in 5 Levels
This Simple Puzzle Tricks Mathematicians -- Monty Hall Problem in 5 Levels
Endless Sizes of Infinity Explained in 5 Levels
Endless Sizes of Infinity Explained in 5 Levels
0.99999... = 1 in Five Levels -- Elementary to Math Major
0.99999... = 1 in Five Levels -- Elementary to Math Major
Lets Solve the Interview Puzzle that Baffled Me
Lets Solve the Interview Puzzle that Baffled Me
Negative × Negative = Positive in 5 Levels -- Elementary to Math Major
Negative × Negative = Positive in 5 Levels -- Elementary to Math Major
Winning Hexcodle with Binary Search
Winning Hexcodle with Binary Search
A Surprisingly Simple Trick to Solve the Toughest GRE Probability Question
A Surprisingly Simple Trick to Solve the Toughest GRE Probability Question
Dividing by Zero in Five Levels -- Elementary to Math Major
Dividing by Zero in Five Levels -- Elementary to Math Major
This Cant Be Right But Wheres the Flaw? Two Envelopes Paradox Explained
This Cant Be Right But Wheres the Flaw? Two Envelopes Paradox Explained
Why dont these cancel out? The square root of x^2 is not always x
Why dont these cancel out? The square root of x^2 is not always x
My Favorite Counting Technique includes ALL of the other Three
My Favorite Counting Technique includes ALL of the other Three