A bit of exercise Published on April 14, 2026April 14, 2026 by fivecolorssandt@icloud.com In the neighborhood Now that spring is here. . . Read More
Apples and oranges Published on November 26, 2019November 26, 2019 by fivecolorssandt@icloud.com Making the right comparison The answer you get depends on the question you ask. Read More
The rules Published on July 16, 2019July 15, 2019 by fivecolorssandt@icloud.com Safety and arrogance Are mathematical physicists too finicky about traffic regulations? Read More
Safety and arrogance
