An Aperiodic Monotile


1

399

22 March 2023

Donald Knuth's 2022 Christmas Tree Lecture: “Twintrees, Baxter Permutations, and Floorplans”


0

121

6 January 2023

Can One Flat Net of Squares Fold into Two or More Different Cuboids?


0

110

13 December 2022

Making a Klein Bottle from Borosilicate Glass


0

114

25 November 2022

A Formula for the Nth Prime Number


2

324

10 October 2022

Solving a Maze by Random Diffusion


0

131

14 September 2022

The Skull Equation


0

209

27 August 2022

This Week’s Book Review – Fantastic Numbers and Where to Find Them


0

144

14 August 2022

Five FiveLetter Words with 25 Unique Letters


0

164

4 August 2022

Understanding Calculus as Speedometer and Odometer


0

161

18 July 2022

The 100 Prisoners Puzzle: A Combinatorial Conundrum


0

248

1 July 2022

Pi Computed to 100 Trillion Digits


0

159

16 June 2022

Solving a Combinatorial Problem with Generating Functions and Complex Numbers


0

355

29 May 2022

∀ n∈ℕ, n > 1 ∃ p∈ℙ: n < p < 2n


4

212

22 May 2022

Two Candles on One Cake


0

203

12 May 2022

Reinventing and Understanding the Circular Slide Rule with a Rubber Band


1

186

15 April 2022

Reciprocals of Prime Numbers


5

520

18 March 2022

Hyperbolica Now Available


0

239

15 March 2022

This Week's Book Review  Making Numbers Count


1

156

20 February 2022

Nikola Tesla's 369 “Vortex” Mystery and Modular Arithmetic


0

228

20 February 2022

The Coupon Collector's Problem


0

174

14 February 2022

The 347 Miracle, Spirograph Curves, and the Coin Rotation Paradox


0

254

5 January 2022

How to understand theoretical physics in 200 hours


4

274

27 December 2021

Problematic Probabilities—Bertrand's Paradox


2

280

23 December 2021

Easily Remembered Large Prime Numbers


0

171

16 December 2021

Removing a Loop from an Infinite Pole—Ambient Isotopy and Repulsive Surfaces


1

271

13 December 2021

Witness Numbers: The MillerRabin Primality Test


1

211

3 December 2021

Apportionment Paradoxes—“Fairness” Is Impossible


1

234

1 December 2021

Can You Make a Hole in a Thing Bigger than the Thing?


0

205

29 November 2021

Solving the Cubic Equation and the Discovery of Complex Numbers


2

321

15 November 2021
