Hipparchus, a Greek mathematician and astronomer whose work dates to between 160 and 120 BC, is credited as the father of trigonometry, but a nearly 4,000-year-old stone tablet may be about to ...

He is said to be the father of trigonometry because he used his table of chords to calculate orbits of the Moon and Sun. But our new research shows this was not the first, or only, or best ...

The Greek astronomer Hipparchus has widely been considered the father of trigonometry. During his life, roughly dating to 120 B.C., he famously created a table of chords drawn from the center of a ...

The Greek astronomer Hipparchus, who lived around 120BC, has long been regarded as the father of trigonometry, with his ‘table of chords’ on a circle considered the oldest trigonometric table.

Hipparchus - the Greek astronomer, who lived in about 120 BC -was long been regarded as the father of trigonometry. His "table of chords" on a circle was considered as the oldest trigonometric table.

Trigonometry helps us determine the sides of a triangle if we know the length of one. Ancient Greek Hipparchus has been dubbed "the father of trigonometry" and was widely believed to have created ...