Blue
83,939
reputation
- My Etsy shop, "Inspired by Math", has mathy posters and t-shirts. (Want a particular design? Tell me!)
Follow/message @blue on mathstodon.xyz, the mathy Mastodon instance; and/or @justBlue on Bluesky.
Contact me via the "Email the Trigonographer" link at trigonography.com.
Trigonographer at trigonography.com, spotlighting diagrammatic proofs for trig relations.
Hedronometer at hedronometry.com, studying the dimensionally-enhanced trig of tetrahedra.
Advisory Board Member and former Exhibit Concept Developer for the Seattle Universal Math Museum.
- I use GeoGebra —specifically, the desktop app— for my images.