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Convergence articles

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A collection of illustrations of Inca quipus, with references to their earliest descriptions.
Now there are six-headed four legged animals and four-headed two-legged birds. Find the total number of animals and birds.
A number is required; that the square shall be equal to twice the cube.
A ladder has 100 steps. On the first step sits 1 pigeon; on the second, 2; on the third, 3; and so on up to the hundredth. How many pigeons in all?
A five-volume set of biographies of mathematicians from ancient times to the twentieth century, aimed at secondary students.
The third part of a necklace of pearls, broken in a lover's quarrel, fell to the ground...
A speculator bought stock at 25% below par and sold it at 20% above par. He gained $1560. How much did he invest?
Instructions that apply to Convergence but not necessarily to other areas of Loci
In a given square, inscribe 4 equal circles so that...
This meeting of the Canadian Society for the History and Philosophy of Mathematics takes place in Vancouver, BC, in association with the 2008 Canadian Congress of the Humanities and Social Sciences