How efficient is a base?
I defined the efficiency function in JS, I turned the crank and I got this table. So what this is is the efficiency in bases 2 through 8 for the … Continue reading How efficient is a base?
Tag: math
“Triangular” Roots
Simon trying to work out what number you have to triangulate to get a given number, a “triangular root”. Just like a square root is basically how many dots there … Continue reading “Triangular” Roots
#MegaFavNumbers
Simon has made it into the #MegaFavNumbers playlist, organized by Cambridge’s James Grime for mathematicians on YouTube. Nearly 250 mathematicians (including StandUpMaths and 3Blue1Brown) have pitched in with videos about … Continue reading #MegaFavNumbers
Math at the beach
We also visited another old favorite, the beach in Noordwijk. By the way, that’s where ESA is located, toon (they’ve got an awesome space museum we used to frequent when … Continue reading Math at the beach
Graph of a Complex Number Function
Simon’s made this amazing complex number function graph in GeoGebra! Follow the link to play with it here. Just scribble on the screen by dragging the z1 dot around with … Continue reading Graph of a Complex Number Function
Ron Graham
Simon and I are shocked to hear that 2020 has taken the life of yet another math giant, and one of the kindest of them all. Something we will now … Continue reading Ron Graham
Tchisla Clone
Simon is working on a clone of Tchisla, an absorbing number puzzle app from the (Russian!!) creators of Euclidea. The aim is to represent numbers as arithmetical expressions using only … Continue reading Tchisla Clone
Our New Craze: Euclidea
Simon is obsessed with Euclidea https://www.euclidea.xyz/ — a learning environment for geometric constructions and proofs. He has also downloaded the Euclidea app (which has more features), so that he could continue engaging … Continue reading Our New Craze: Euclidea
Math To Go
Thanks to our usual summer hang-outs (Dutch beaches, local playgrounds and terraces) being closed, we have discovered that Simon doesn’t hate small hikes in the woods after all. At least … Continue reading Math To Go
The Grand Quadratic Formula Quiz!
Simon has been pondering a lot about various ways to visualize or prove the quadratic formula. He eventually came up with a 4-meter-long quiz sheet, slowly revealing the logic behind … Continue reading The Grand Quadratic Formula Quiz!
Dissecting Polygons
Every polygon can be triangulated into exactly n-2 triangles. So you’ve got the triangulation theorem and the totally opposite theorem in the math universe, Girard’s theorem (the formula for the … Continue reading Dissecting Polygons
Spring Challenge 2020 PacMan in p5.js
Simon has recreated the CodingGame.com’s Spring Challenge 2020 PacMan game in p5.js to be able to work on the AI versions after the spring challenge has finished. Link to Simon’s … Continue reading Spring Challenge 2020 PacMan in p5.js
Geeks out of the box 