Image: Chalkdust.
More from Chalkdust
Reproduce or die
Hugh Duncan explores an exciting variation on Conway's Game of Life
Overturned polygons: shapes with less than two sides
Hugh Duncan explores polygons with a shortage of edges
Baking a Menger sponge sponge
Sam Hartburn bakes your favourite fractal
Review: Mathematical T-shirt
A summer essential or an embarrassment risk on the streets of Ibiza?
Variations on Fermat: an agony in four fits
Fermat's Last Theorem with complex powers, wrapped in a story every mathematician can relate to
Carnival of Mathematics 133
This month's round up of mathematical blog posts.