What is ruling our lives? Gradient Descent!
When instead of a bed time story, your child insists upon teaching you gradient descent:
Category: Murderous Maths
A Rude Joke
This has been an interesting arithmetic task Simon came up with from his Secrets of Sums book, aimed at practicing long division. You had to do the division and count how … Continue reading A Rude Joke
Shadow of a 4D object
Simon built “the shadow of a 4D object” during math class, inspired by the Royal Institution’s video Four Dimensional Maths: Things to See and Hear in the Fourth Dimension with Matt … Continue reading Shadow of a 4D object
28 times 28
Simon programmed a presentation to explain why 28×28 is not the same as 20×20 + 8×8 geometrically. The code is quite complicated and involves some trigonometry and conditional statements: the … Continue reading 28 times 28
The Towers of Hanoi
Simon is a fan of the 3Blue1Brown channel and absolutely loved their video on solving the Towers of Hanoi puzzle with binary and ternary numbers. He practiced a lot with … Continue reading The Towers of Hanoi
Lessons for Mom continued
It’s great that Simon continues to find the time to teach me some JavaScript. We’re now done with the Basic course he had prepared, below are some impressions. The video … Continue reading Lessons for Mom continued
Graphic arithmetics
Simon is not only doing Precalculus en Calculus, but also enjoys maths at all levels (see previous post about The Secrets of Sums). For example, we do some Dutch elementary … Continue reading Graphic arithmetics
Magformers Pythagoras set
Simon pulled out his old Magformers Pythagoras set and this time around, he really nailed all the tasks independently. The set offers a variety of puzzles to “prove” the Pythagorean … Continue reading Magformers Pythagoras set
The Secrets of Sums
The new favourite (Murderous) Math book is The Secrets of Sums by Kjartan Poskitt. It deals with simple arithmetic and Simon found it too easy when he first opened it, but then … Continue reading The Secrets of Sums
Simon contributed his own cloud for the Processing Community Day
In the video below, Simon is showing the cloud design he contributed to the community project collecting cloud designs for the Processing Community Day coming up on October 21, 2017. … Continue reading Simon contributed his own cloud for the Processing Community Day
Busy with Matrix Math
Simon enjoys the Matrices section of the Precalculus on Khan Academy, scoring 100 percent in the quizzes: And watching the 3 Blue 1 Brown channel:
Where are my compasses?
There’s been a lot of drawing going on here lately. And jokes, like in the video above. Yesterday, after he got distracted while trying to draw the exact tangent … Continue reading Where are my compasses?
Geeks out of the box 