For my birthday I got an EleksDraw pen plotter. It’s a cheap and cheerful example of the form: a pair of orthogonal metal rods with a pen on the end, attached to electric motors. The idea is that I can connect it to my computer and the computer can direct it to draw things. It…

# Carnival of Mathematics 192

The next issue of the Carnival of Mathematics, rounding up blog posts from the month of March, is now online at Eddie’s Math & Calculator Blog. The Carnival rounds up maths blog posts from all over the internet, including some from our own Aperiodical. See our Carnival of Mathematics page for more information.

# Aperiodical News Roundup – March 2021

Here’s a round-up of some maths news we didn’t yet write about this month. Awards This month the Abel Prize committee announced this year’s award will go to László Lovász and Avi Wigderson “for their foundational contributions to theoretical computer science and discrete mathematics, and their leading role in shaping them into central fields of…

# Geometry Juniors, by Ed Southall

Long before Catriona Agg’s Geometry Puzzles in Felt Tip Pen were all over Twitter, Ed Southall was doing something similar without felt tips. He and Vincent Pantaloni served up a smorgasbord of Geometry Snacks in 2017 and More Geometry Snacks the following year — but these are aimed at a (chronologically) grown-up market. Geometry Juniors,…

# Some different ways of multiplying numbers, vectors and matrices

Here’s a quick video I recorded at the end of my work day, inspired by this tweet.

# Aperiodical News Roundup – February 2021

Here’s a round-up of the latest mathematical news from the (perfectly rectangular) month of February.

# Carnival of Maths 191

The next issue of the Carnival of Mathematics, rounding up blog posts from the month of February, is now online at Fractal Kitty. The Carnival rounds up maths blog posts from all over the internet, including some from our own Aperiodical. See our Carnival of Mathematics page for more information.