IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. In the mid-twentieth century, ...

Trigonometry is the branch of mathematics that explains the relationship between sides and angles of a triangle. In a right angled triangle the three sides are perpendicular, base and hypotenuse, as ...

It's long been accepted that the ancient Greeks were responsible for developing the mathematical concept of trigonometry, but a new discovery indicates they weren't the first to figure it out after ...

Scientists recently decoded a clay tablet from ancient Babylonia that dates to around 3,700 years ago, and found that it contains the oldest trigonometric table in the world. The tablet, discovered in ...

The purpose of a 3,700-year-old Babylonian clay tablet has finally been revealed. As it turns out, it was an ancient trigonometric table that the Babylonians used, beating the Greeks by more than a ...

In Microsoft Excel, the SIGN number is a math and trigonometry function that returns the sign of a number. The SIGN function returns 1 if the number is positive, zero if the number is 0, and -1 if the ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...

The ROUNDDOWN function is a Math and Trigonometry function in Microsoft Excel, and its purpose is to round a number down towards zero. The formula for the ROUNDDOWN function is ROUNDDOWN(number, ...