hm-img6 - Chalkdust

Double torus with green ring around each "doughnut hole" and a blue ring around the side of each "doughnut hole"

Cutting these four one-dimensional holes on a double torus would give a single piece…

Ashleigh is a PhD student and graduate teaching assistant at the University of Leicester. Her main mathematical interests are in number theory. She is passionate about outreach and inclusion in mathematics, volunteers as a STEM ambassador and is a representative for the Piscopia Initiative.

The human mug
Potatoes, mugs and doughnuts with Ashleigh Ratcliffe.
In conversation with Robin Wilson
Ashleigh Wilcox and Ellen Jolley chat to the professor and maths communicator about books, the Open University and music
On the cover: Spirographs
Ashleigh Wilcox, Jenny Power and Rachel Evans show you how to draw pretty pictures
Markov unchained
Ashleigh Wilcox looks for integer solutions to the Markov equation
Chalkdust issue 11 puzzle hunt #1
Matthew Scroggs sets the first puzzle. Can you solve it?
Tennis maths: how long should a deuce point last?
Using Markov chains to calculate some interesting tennis stats!

More from Chalkdust

The human mug

In conversation with Robin Wilson

On the cover: Spirographs

Markov unchained

Chalkdust issue 11 puzzle hunt #1

Tennis maths: how long should a deuce point last?