Through Math for America, I am part of an ongoing collaboration with the New York Times Learning Network. My latest contribution, a Test Yourself quiz-question, can be found here
The new year 2024 is a difference of squares, , which got me thinking about a fun little number theory problem: Is there a largest number that can not be expressed as the difference of Read more…
The new year is one of my favorite kinds of numbers: a difference of squares! This observation got me thinking about what kinds of numbers can be written as the difference of squares. For example, Read more…
I recently wrote about an ingenious integration performed by two of my students. But that wasn’t the whole story. Here’s the rest. It begins with this integral. Usually when challenged to evaluate this integral students Read more…
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