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