Parker Adey

About the Office Camera

Fri, 18 Nov 2022 09:35:05 -0500

There is a webcam in my office that I use to take photos of the whiteboard. This setup was inspired by Dror Bar Natan’s Blackboard Shots. If you know of anyone else with a similar setup, please let me know.

Just Hypertexting

Mon, 27 Apr 2026 16:40:57 -0400

Writing online as a bunch of link

Home Ownership Nightmare

Sat, 25 Apr 2026 19:55:19 -0400

– Image by IronMew5 on DeviantArt.

My family is watching Hilda. In the show, Hilda goes to stay with her Aunt Astrid whose house is amazing. It’s in the country, with a cool tower and a hammock, magical stuff all over the place. I dreamt that I was there enjoying the sauna, the library, all the perfect dream stuff¹.

Lakeshore AVS Spring Sale 2026

Sat, 25 Apr 2026 17:58:20 -0400

Another visit to the Lakeshore AVS. Only three plants this year.

Mira Doodles

Mon, 20 Apr 2026 12:22:25 -0400

Week Notes 54

Mon, 20 Apr 2026 19:00:00 +0700

The second week of exams.

Magical Isomorphisms

Fri, 17 Apr 2026 12:09:56 -0400

Other People's Music

Thu, 16 Apr 2026 14:05:55 -0400

It’s nice to hear.

Gamma Correction

Tue, 14 Apr 2026 21:05:23 -0400

Some quick calulations about gamma correction.

Week Notes 53

Fri, 10 Apr 2026 19:00:00 +0700

The first week of exams.

Then 2026-04-08

Wed, 08 Apr 2026 11:14:50 -0400

This page describes what I’m up to now. It is a written version of what I would say that I am doing if we met and you asked me what I am up. This page was inspired by Derek Siver’s now page movement.

Navaho String Games

Tue, 07 Apr 2026 14:06:20 -0400

A long excerpt from an anthropologist talking with the Navaho.

The Poincare Lemma Intuition

Mon, 06 Apr 2026 11:38:54 -0400

Closed and Exact Forms

Mon, 06 Apr 2026 11:28:50 -0400

Rubik's Cubes and Groups (Part 2)

Mon, 06 Apr 2026 10:51:14 -0400

Rubik's Cubes and Groups

Mon, 06 Apr 2026 10:44:32 -0400

Esperanto Parolata (L'Espérantiste, Novembero 1900)

Thu, 02 Apr 2026 20:52:44 -0400

A translation of a newpaper article about Esperanto being used as a spoken language.

Loving the Community Center

Wed, 01 Apr 2026 15:02:32 -0400

A little juggling break at the community center.

Pigeonhole Principle and the Dimension Bound Theorem

Tue, 31 Mar 2026 19:30:05 -0400

A little note about the equivalence of pigeonhole principle and the dimension bound theorem for finite vector spaces.

B42: Two Uses of Symmetry

Mon, 30 Mar 2026 14:12:02 -0400