Describing their work in Historica Mathematica, the researchers call the tablet "a trigonometric table of a completely unfamiliar kind and... ahead of its time by thousands of years." What made it ...

Astronomers prepared tables of trigonometric functions (especially for triangles on a sphere) from ancient times. With the introduction of the printing press, and the rapid decrease in the cost of ...

According to the researchers, Plimpton 322 is a trig table, similar to the ones seen in every high school math textbook, except Plimpton 322 uses triangles instead of circles and angles.

SYDNEY, AUSTRALIA—A 3,700-year-old cuneiform tablet housed at Columbia University is inscribed with the world’s oldest and most accurate working trigonometric table, according to a report in ...

Three and Four Place Tables of Logarithmic and Trigonometric Functions. By James Mills Peirce. 16 pp. (Boston: Ginn Brothers, 1871.) ...

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 ...

Now researchers from the University of New South Wales are calling it one of the oldest and possibly most accurate trigonometric tables of the ancient world. Findings published in the journal ...

When applied to an angle measure, the three trigonometric functions produce the various combinations of ratios of side lengths. In other words: The tangent of angle A = the length of the opposite ...