In mathematics, the sine is a trigonometric function of an angle. The sine of an
acute angle is ... of complex sine. 11.2 Complex graphs. 12 History. 12.1
Etymology. 13 Software implementations; 14 ...
The complex origins of trigonometry are embedded in the history of the ... The
earliest uses of trigonometric functions were related to the chords of a circle, and
Apr 10, 2015 ... Wikipedia has a detailed article on history of trigonometry, including ... The only
trigonometric function was the chord c h d x = 2 sin ( x / 2 ) .
Apr 18, 2016 ... ... of angles and their application to calculations. There are six functions of an
angle commonly used in trigonometry.... ... History of trigonometry ...
The modern trigonometrical functions are sine, cosine, tangent, and their
reciprocals, but in ancient Greek trigonometry, the chord, a more intuitive function
, was ...
Aug 27, 2009 ... I've been studying mathematics lately and really enjoying it. Here's an interesting
story about the history of the trigonometric function, 'sine'.
Can you tell me the origin of the terms hypotenuse, sine, cosine, and tangent?
Can you tell me how the trigonometric formulas for sine, cosine, ...
Jun 1, 2012 ... Understanding Sine, Cosine and Tangent ... A Little History .... You can read
more about the history of trigonometric functions here, here, and ...
May 30, 2015 ... Sine, cosine and tangent are the principle trigonometric functions. ... in “A History
of Mathematics (3rd Edition)” (Pearson, 2008), trigonometry ...
The sole trigonometric function used by the ancient Greeks is the chord, which is
... Thus it is believed that he was born around 70 AD (History of Mathematics).