The cavity of our chimney is an upright parallelepiped, the diagonal of whose base is 60"; and the height of the lower side of the lintel above the plane of the floor is 40".

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Thumbnail sketches of statisticians throughout history.

The annual meeting of the NCTM contains numerous sessions dealing with the history of mathematics.

The first detailed biography of James Joseph Sylvester.

Find two number with sum 20 and when squared their sum is 208.

The Fundamental Theorem of Calculus is presented in the version of Scottish mathematician James Gregory -- without the use of limits.

A math history class visits the 'Beautiful Science' exhibit at the Huntington Library in Southern California.

If an equilateral triangle whose area is equal to 10,000 square feet be surrounded by a walk of uniform width, and equal to the area of the inscribed circle, what is the width of the walk?

A small selection of Euler's works, explained by a master expositor.

Find the greatest value of y in the equation a4 x2= (x2 + y2)3.