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Convergence articles

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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?

Cherry Blossom Poetry

On a day in spring a boy has gathered cherry blossoms under a cherry tree. Nearby a poet is reading some of his poems aloud. As he reads, the boy counts out the cherry blossoms, one blossom for each word of a poem.

Division Problem

The number 50 is divided by a certain number. If the divisor is increased by 3, the quotient decreases by 3.75. What is the number?

King of Infinite Space: Donald Coxeter, the Man Who Saved Geometry

A biography of the geometer Donald Coxeter.

The Sum of Its Parts

One says that 10 is divided into three parts and if the small part is multiplied by itself and added to the middle one multiplied by itself the result is the large one multiplied by itself...

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