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Convergence articles

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This textbook seamlessly combines the history of non-Euclidean geometry with the mathematical ideas.
The king of France entered into a battle and was defeated. How many soldiers did he have before he was defeated?
The highest point of the Andes is about 4 miles above sea level.
A biography of the 18th century author of an early calculus text, with some translations from the text.
I found a stone but did not weigh it; after I added to it 1/7 of its weight and then 1/11 of this new weight, I weighed the total at 1 mina. What was the weight of the stone?
A creative expression combining text, design and illustrations, originally designed for the International Congress of Mathematicians in Madrid.
A man plants 4 kernels of corn, which at harvest produce 32 kernels: these he plants the second year; now supposing the annual increase to continue 8 fold, what would be the produce of the 15th year, allowing 1000 kernels to a pint?
Find a number having remainder 29 when divided by 30 and remainder 3 when divided by 4.
The author compares Greek ladder, continued fraction, and Newton's Method approximations, noting that the Greek ladder easily gives both of Archimedes' famous bounds.
When knowing the sum of their ages along with another equation, determine how old a father and son are.