Something or other, whatever!

Inspired by a question on math-fun.

I had a thought about using Blockly to construct proofs, which would be translated to Lean code for evaluation.

A bookmarklet to replace all the maths rendered as images on wordpress.com blogs with a better rendering using MathJax.

Earlier this year, when getting the train to work was still a thing for me, I noticed this statistic: 95% of the time escalators were working in the last four weeks.

A clock which shows a different permutation of a deck of cards each second, for the next 10^60 years

A different permutation of the cards every second.

A tool to create a page showing a video next to its transcript

A talk given at [EAMS 2020](https://eams.ncl.ac.uk/sessions/2020).

A memory game that is bigger than you'll ever be able to deal with

A wobbly clock

This Moodle plugin provides a special report for Moodle's SCORM player, for use with Numbas exams.

If you wanted to give the same amount to everyone in a place, how much would each person get?

A Docker container for running Chirun.

A tool to produce accessible lecture notes from LaTeX or Markdown source.

Some looping animations that I made.

A tool to play around with the order of operations

Last year I wrote about a 3D-printed puzzle I’d designed, called Seven Triples.

A nice looping animation showing a triangular lattice morphing to a square grid

A nice looping animation showing a triangular lattice morphing to a square grid

Game/puzzle to do with shuffling boxes

Draws the Conant gasket, a fractal which ought to be better known.

I was trying to make something to visualise the flow of parts in a Numbas explore mode question.

Jim Fowler's TikZJax is incredible, but it needed an easy way of trying it out.

Uses some word lists to come up with random fake place names and show them in street signs.

At work we’ve got a 3D printer.

You can impose on Sudoku puzzles a physical system which works surprisingly well.

An arty thing inspired by the Herschel enneahedron.

Lots and lots and lots of overlapping rings

A puzzle from the maths-fun mailing list.

All the numbers have come to a party in fancy dress.

This is known in some places as the chaos game: if you repeatedly move halfway towards a randomly chosen vertex of an equilateral triangle, the positions you can end up together make the Sierpiński triangle.

An adaptation of the book _Solo Noughts and Crosses_

About the Big Internet Math-Off, a competition I ran on The Aperiodical.

Inspired by the 'paralellepiped incident' joke that some friends make.

An RPN calculator with some nice features

An extension for Numbas which provides the Eukleides geometrical drawing language.

I've made a few mathsy t-shirt designs.

A Numbas extension providing a wrapper around the jStat library

This extension for Numbas adds the ability to generate diagrams using [JSXGraph](https://jsxgraph.org).

Following the paper "the paramagnetic and glass transitions in sudoku"

My 5-minute talk at the big MathsJam conference this weekend was about some stacking cups that my daughter is too young to appreciate.

A five-minute timer for MathsJam Gathering talks.

Calculates the straight-line distances from a source postcode to a list of other postcodes.

MathsJam Retweeter bot code

Each tile is a regular polygon with an even number of sides.

An attempt to simulate people spontaneously forming a Venn diagram

A tool I made to help quickly categorise all the things in my [Interesting Esoterica](https://read.somethingorotherwhatever.com/) collection.

If you see me doing a maths thing, I’m probably wearing one of my maths t-shirts.

Every rational number can be written as the sum of unit fractions

A never-ending list of reciprocals