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There is a log of precious wood 18 feet long whose bases are 5 feet and 2.5 feet in circumference. Into what lengths should the log be cut to trisect its volume?

Gaspard Monge's Descriptive Geometry

This is the title page to the 1811 edition of the Descriptive Geometry of Gaspard Monge (1746-1818). This book deals with methods for representing three-dimensional objects in two dimensions. It was written to accompany Monge's courses at the Ecole Polytechnique in Paris.

The Mathematical Century

The development of 30 important mathematics subjects during the twentieth century made understandable to undergraduate mathematics majors.

Comparing Apples to Oranges

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.

Agnesi to Zeno

Short biographies of mathematicians with mathematical activities.

Square in the Circle

There is a circle from within which a square is cut, the remaining portion having an area of 47.6255 square units.

Awakening of Geometrical Thought in Early Culture

How does geometry begin? This work explores the origins of geometry in the work of artisans.

Radii of Three Circles

Determine the radii of three equal circles described within and tangent to a given circle, and also tangent to each other.

Mathematics in India

A survey of over two thousand years of the history of mathematics on the Indian subcontinent.

Ratio of Areas of Two Circles

If an arc of 45 degrees on one circumference is equal to an arc of 60 degrees on another circle, what is the ratio of the areas of the circles?