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Which math paper maximizes the ratio (importance)/(length)?
5
Which popular games are the most mathematical?
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Sum of ‘the first k’ binomial coefficients for fixed n
12
Fiction books about mathematicians?
17
What are some examples of ingenious, unexpected constructions?
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How to write popular mathematics well?
9
Movies about mathematics/mathematicians
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Examples of conjectures that were widely believed to be true but later proved false
3
Journals for undergraduates
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Gaussian prime spirals
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Non-enumerative proof that there are many derangements?
11
Angle Maximizing the Distance of a Projectile (3)
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Readings for an honors liberal art math course
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Cycle of length 4 in an undirected graph
11
A “couple” of questions on Gauss’s mathematical diary
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Explicit expression for recursively defined functions
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Billiard dynamics under gravity (2)
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Math blog directory
12
Giving a math talk with no blackboard or projector
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A function that is defined everywhere but has unknown values
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FFT and Butterfly Diagram
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Show that this ratio of factorials is always an integer
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Math for a cake
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The motorcyclist’s challenge
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How many sequences of rational squares are there, all of whose differences are also rational squares?
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List of Charlatans in Mathematics
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A “rewiring process” on graphs
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numbering the squares of a rectangular grid, was: counting sequences of pairs
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Mathematical computer desk
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First known proof of $\sqrt 2$ is irrational with prime factorization?
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