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The Pigeonhole principle
The Pigeonhole principle
Thinking like a mathematician
Jørgen Veisdal
Aug 23
The Math Behind that Dick Joke in HBO’s “Silicon Valley”
The Math Behind that Dick Joke in HBO’s “Silicon Valley”
Estimating the efficiency of tip-to-tip stimulation
Jørgen Veisdal
Aug 17
Popular
The Math Problems from Good Will Hunting, w/ solutions
The Math Problems from Good Will Hunting, w/ solutions
How do you like them apples?
Jørgen Veisdal
Jul 31
Brownian Motion in Financial Markets
Brownian Motion in Financial Markets
If asset prices in the short term show an identifiable pattern, won’t speculators will find this pattern and exploit it, thereby…
Jørgen Veisdal
Aug 12
What is Topology?
What is Topology?
An entry-level primer on “rubber-sheet geometry”
Luke Cooper
Aug 5
Want to write for Cantor’s Paradise?
Want to write for Cantor’s Paradise?
We are looking for contributors on math-related topics
Jørgen Veisdal
Aug 19
From the vault
The Nature of Infinity, and Beyond
The Nature of Infinity, and Beyond
An introduction to Georg Cantor’s transfinite paradise
Jørgen Veisdal
Dec 17, 2018
The Ramanujan Summation: 1 + 2 + 3 + ⋯ + ∞ = -1/12?
The Ramanujan Summation: 1 + 2 + 3 + ⋯ + ∞ = -1/12?
“What on earth are you talking about? There’s no way that’s true!” — My mom
Mark Dodds
Sep 2, 2018
The Riemann Hypothesis, explained
The Riemann Hypothesis, explained
It’s been called the most difficult problem in mathematics. What is the Riemann Hypothesis?
Jørgen Veisdal
Aug 21, 2016
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Archive
The Hardy-Ramanujan number 1729
The Hardy-Ramanujan number 1729
When Hardy came to see Ramanujan in the hospital at Putney that day in 1918, not only did Ramanujan recognize the properties of the…
Jørgen Veisdal
Jul 29
Fermat’s Little Theorem
Fermat’s Little Theorem
Understanding Pierre de Fermat’s observation about prime numbers
Jørgen Veisdal
Jul 24
The Mathematical Nomad, Paul Erdős
The Mathematical Nomad, Paul Erdős
A tribute to the most prolific mathematician of all time
Jørgen Veisdal
Jul 19
The Black-Scholes formula, explained
The Black-Scholes formula, explained
Introduction to the most famous equation in finance
Jørgen Veisdal
Jul 13
Uncomputable Numbers
Uncomputable Numbers
Real numbers we can never know the value of
Jørgen Veisdal
Jul 11
The Heat Equation: Forcing
The Heat Equation: Forcing
PDEs Part 2: The inhomogeneous heat equation.
Panda the Red
Jul 10
The Poincaré Conjecture
The Poincaré Conjecture
What is the shape of the universe?
Jørgen Veisdal
Jul 6
The Heat Equation, explained
The Heat Equation, explained
Your first PDE. Bonus: Fourier series.
Panda the Red
Jun 30
How Quantum Computers Will Break Your Phone’s Encryption
How Quantum Computers Will Break Your Phone’s Encryption
These days all your devices are encrypted. Your texts, emails, all have …
Mark Dodds
Jun 30
Einstein and Hilbert’s Race to Generalize Relativity
Einstein and Hilbert’s Race to Generalize Relativity
Who got there first?
Jørgen Veisdal
Jun 23
The Beautiful Life of John Forbes Nash, Jr.
The Beautiful Life of John Forbes Nash, Jr.
In memory of A Beautiful Mind
Jørgen Veisdal
Jun 16
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