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.

First Bloom: Primolina Deinostigma

Fri, 24 Jul 2026 20:40:10 -0400

A purple and white flower.

First Bloom: Bristol's Country Sunset

Fri, 24 Jul 2026 20:34:35 -0400

A delicate yellow and purple streptocarpus.

Week Notes 67: Writing, Board Games, and a Birthday

Thu, 23 Jul 2026 19:00:00 +0700

Mabel’s third birthday. Mira plays a bunch of board games.

First Bloom: Vallarta Campanas Moradas

Fri, 17 Jul 2026 20:44:36 -0400

A purple bell-shaped african violet

Week Notes 66: Driver's Ed, Karate Teeth, and Sage

Fri, 17 Jul 2026 19:00:00 +0700

Playing with braids in the summer.

Week Notes 65: Relatorium Seminar

Mon, 13 Jul 2026 19:00:00 +0700

A light summer week ending in a talk on string figures and braids at the Relatorium.

Talk: The Art of Braiding Algorithms

Fri, 10 Jul 2026 14:47:06 -0400

A talk about work on loop braids and string figures.

All Eight Possible Loop Moves

Fri, 10 Jul 2026 10:04:50 -0400

Loop Braid Photo Slide Layout

Thu, 09 Jul 2026 13:37:31 -0400

First Bloom: Bristol's Kitten

Wed, 08 Jul 2026 15:49:22 -0400

A purple streptocarpus

Eric's Spurious Relation

Tue, 07 Jul 2026 16:42:45 -0400

Week Notes 64: Camping and A Wedding

Sun, 05 Jul 2026 19:00:00 +0700

From a camp trip to a wedding.

On Library Holds

Sat, 04 Jul 2026 18:57:49 -0400

They are a magical mechanism for getting things from the library.

Week Notes 63: Camping and Blog-Post-Fish That Got Away

Mon, 29 Jun 2026 19:00:00 +0700

About to go camping at Presque-Ile.

Thumb Loop Transfers

Sun, 28 Jun 2026 06:16:36 -0400

Various examples of thumb loop transfers in the string figure literature.

Week Notes 62: The Last Walk to Kindergarten

Fri, 26 Jun 2026 19:00:00 +0700

Mira finishes Kindergarten.

Edmonds Matroid Intersection Theorem

Thu, 25 Jun 2026 13:24:14 -0400

Relatorium Outline

Thu, 25 Jun 2026 12:24:42 -0400

Matroids: Greedy Algorithm (Part 5)

Fri, 19 Jun 2026 12:11:08 -0400