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This is the title page of the Treatise of Algebra (1685), by John Wallis. This is probably the first attempt at a history of the subject of algebra, presented in the context of a text on the subject. Among the most famous parts of this treatise is Wallis's discussion of the work of Thomas Harriot, especially his contention that Rene Descartes plagiarized Harriot's symbolization procedure in algebra.
A general formed his men into a square, that is, an equal number in rank and file, and he found that he had an excess of 59 men.
The purchase price for an apple and an orange is 100 yen. When n oranges and n + 3 apples are bought the price is 520 yen. Find the number n of oranges and the price of one orange.
The sum of two numbers is 10 and their product is 40. What are the numbers?
There is a circle from within which a square is cut, the remaining portion having an area of 47.6255 square units.
What is the sum of the reciprocals of the triangular numbers?
The most popular and authoritative arithmetic book in late 17th and 18th century England, it stayed in print for 100 years.
My age is a number consisting of two digits, 1/2 of this number is a mean proportional between these two digits, and two years hence, my age will be a third proportional to the same two digits, directly as they stand in my present age.
A new history of mathematics in ancient Mesopotamia, concentrating on its social aspects.
There is a lion in a well whose depth is 50 palms. He climbs and slips back a certain amount each day. In how many days will he get out of the well?