Attempting the impossible Published on November 2, 2021November 2, 2021 by fivecolorssandt@icloud.com Cubic equations Sometimes going beyond 2 is extremely difficult. Read More
A simpler theory Published on September 14, 2021September 12, 2021 by fivecolorssandt@icloud.com Measuring complications A simple idea can become a complicated thing to implement. Read More
Future puzzles Published on August 31, 2021August 30, 2021 by fivecolorssandt@icloud.com When today is past What will need to be explained to future readers about today’s literature? Read More
The courage of one’s calculations Published on August 10, 2021August 9, 2021 by fivecolorssandt@icloud.com Knowledge and its uses Knowing how to do something, and doing it, are not the same thing. Read More
In the back of the book Published on May 25, 2021May 24, 2021 by fivecolorssandt@icloud.com The right answer How did the answers in the answer key get there? Read More
Technology and tedium Published on May 11, 2021May 9, 2021 by fivecolorssandt@icloud.com Riemann sums Sometimes technological advances mean things are less exciting. Read More
Not quite constant Published on April 13, 2021April 12, 2021 by fivecolorssandt@icloud.com Dealing with precession We note some of the difficulties in writing historical fiction (among other things). Read More
Twelve quarters Published on March 30, 2021March 28, 2021 by fivecolorssandt@icloud.com Where the wind blows A poetic phrase has an unexpected scientific source. Read More
The long hours Published on March 16, 2021March 15, 2021 by fivecolorssandt@icloud.com Time of the season Some hours used to be longer than others. Really. Read More
The prepared mind Published on February 2, 2021February 1, 2021 by fivecolorssandt@icloud.com Learning from an observation What we see depends on what we’re looking for. Read More