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Geometry, graphs, algorithms, and more.

  • By David Eppstein
  • Based in United States of America
  • Roughly one post per week
  • First post on

Posts per month

Data for this chart is available in the table below
Posts per month
Month starting Posts
Dec 2022 4
Jan 2023 3
Feb 2023 5
Mar 2023 5
Apr 2023 3
May 2023 5
Jun 2023 6
Jul 2023 4
Aug 2023 5
Sep 2023 3
Oct 2023 3
Nov 2023 4
Dec 2023 3
Jan 2024 5
Feb 2024 2
Mar 2024 5
Apr 2024 0

Any gaps could be due to errors when fetching the blog’s feed.

Most recent posts

Pre-April-fools linkage
As always, you can see these earlier and more spread out by following my Mastodon account. These linkage posts are just a redundant copy of what I post and boost there to make it easier …
On , by David Eppstein, 1,006 words
One-face torus
In the graduate version of my just-concluded graph algorithms course, one of the exam questions asked the students to find the faces of a topological embedding of the complete bipartite graph \(K_{2,3}\) (the embedding in …
On , by David Eppstein, 407 words
Triforce toroids
Recent edits to the Wikipedia article on toroidal polyhedra led me to a 1997 geometry.research discussion thread, “Polyhedra of positive genus”, in which John Conway describes a toroidal polyhedron with 36 equilateral-triangle sides, and suggests …
On , by David Eppstein, 389 words