Archive
2023
- June 7, 2023 - Happy Birthday, John Gilbert
- April 4, 2023 - Special Notice
- April 1, 2023 - My Chat with Ernie, a Chinese Chat Bot
- March 28, 2023 - Three Wordle Assistants
- March 24, 2023 - Wordle Sneak Previews
- March 11, 2023 - WordBot and Words, My Wordle Assistants
- March 3, 2023 - R2-D2, Rotations and Dilations in Two Dimensions
- February 22, 2023 - My Chat With ChatGPT
- February 10, 2023 - Grafix Users Guide
- February 4, 2023 - Matrices In Action, Grafix 2.0
- January 10, 2023 - Singular Matrix Pencils and the QZ Algorithm, Update
- January 5, 2023 - Singular Matrix Pencils and the QZ Algorithm
2022
- December 10, 2022 - Color Cube Meets Rubik’s Cube
- October 23, 2022 - Christian Reinsch, Roland Bulirsch, and the SVD
- October 21, 2022 - An Interactive Version of colorcubes
- October 17, 2022 - modfun, A Short Program Produces Impressive Graphics
- September 25, 2022 - Trio, A Wooden Puzzle from the Czech Republic
- September 6, 2022 - Rubik’s Cube Superflips and God’s Number
- August 21, 2022 - Polygons, Polyshapes and Puzzles
- July 21, 2022 - An Interesting, and Perhaps New, Matrix
- June 10, 2022 - The Soma Cube, Again
- May 18, 2022 - Rotation Matrices