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Counting Sums and Differences
On a research-level math problem that seems to involve nothing more exotic than counting, adding, and subtracting.
Approximately Yours
However foolish, I recall it fondly: My first dabbling adventure in computational number theory.
The Mind Wanders
With my mind out of gear I free-associate: Mrs. Robinson, Joe Dimaggio, plastics, butterflies. What would it take to build a computational model of this process?
A Double Flip
How'd you like to be in charge of flipping mattresses in the Hilbert Hotel, which has infinitely many beds?
Probabilities of Probabilities
Probabilities are a tool for coping with uncertainty. But what if the probabilities themselves are uncertain?
Questions About Trees
Today’s Question: In a mixed-species forest, what keeps the species mixed?