Office Camera on 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.

Dividing Derivatives of Multivariate Functions: Cannot Divide

Mon, 25 May 2026 16:09:21 -0400

Dividing Derivatives of Multivariate Functions: Can Divide

Mon, 25 May 2026 16:06:59 -0400

Build Spot It (Part 5)

Mon, 25 May 2026 08:58:42 -0400

Build Spot It (Part 4)

Mon, 25 May 2026 08:54:08 -0400

Build Spot It (Part 3)

Mon, 25 May 2026 08:46:09 -0400

Build Spot It (Part 2)

Mon, 25 May 2026 08:43:35 -0400

Build Spot-It / Dobble (Part 1)

Mon, 25 May 2026 08:36:18 -0400

Tricky ProSet Layout Part 2

Thu, 14 May 2026 09:48:37 -0400

Tricky ProSet Layout Part 1

Thu, 14 May 2026 09:39:00 -0400

Mira Doodles

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

Magical Isomorphisms

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

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

B42: Two Uses of Symmetry

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

B42 W2025 Exam Q3: Right Way

Mon, 30 Mar 2026 14:07:21 -0400

B42 W2025 Exam Q3: Wrong Way

Mon, 30 Mar 2026 14:02:32 -0400

Multilinearity of Wedge versus Forms

Mon, 30 Mar 2026 13:36:48 -0400