A Golden Formal Power Series
Luckily, such a formula exists, and there are lots of ways to find it. In this post, we’ll find it using power series. Read on, brave bunny farmer… A Golden Formal Power Series Courtney Gibbons Hamilton College Some days, I feel a lot like the angel in Dürer’s Melencolia IRead More →
What Makes a Plot Interesting?
Jumping straight to the model might make us miss something interesting… What Makes a Plot Interesting? Prediction Edition Sara Stoudt Bucknell University How do you go about finding something “interesting” in a new dataset? I recommend taking the time to explore. This exploration process requires actually looking at the data,Read More →
Another Look at Circles and Squares
The Shapley Value, or How to Split a Bill in n! Easy Steps
The Story Your Ballot Doesn’t Tell
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Weekly Scheduled Maintenance Notice This blog is temporarily unavailable as we perform our regularly scheduled weekly maintenance. These updates are part of our ongoing effort to ensure the platform remains stable, secure, and performant for all users. During this maintenance window, you may experience intermittent disruptions in access, including delaysRead More →
Puzzling Like the Seventeenth Century
Though the chart starts out in alphabetical order, there's a break in the pattern that offers a clue... Puzzling Like the Seventeenth Century Ursula Whitcher Mathematical Reviews (AMS) The following chart is taken from the second edition of a German-language arithmetic textbook by Anton Schultze. It was published in LiegnitzRead More →
How to Untwist Your Fractions
You could pick up the torus and rotate it horizontally, as though you are taking the lid off of a jar of peanut butter... How to Untwist Your Fractions Diana Davis Phillips Exeter Academy A string around a bagel Here's the problem: your bagel has a torus knot wrapped aroundRead More →

