Difference between revisions of "Cos"
From SCAR Divi Manual
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==Description== | ==Description== | ||
| − | This function calculates the [http://mathworld.wolfram.com/Cosine.html cosine] of a value '''e'''. The cosine of an angle is the ratio of the length of the adjacent side to the length of the hypotenuse. It is a [http://en.wikipedia.org/wiki/Trigonometric_functions trigonometric function]. | + | This function calculates the [http://mathworld.wolfram.com/Cosine.html cosine] of a value '''e''' defined in [http://en.wikipedia.org/wiki/Radian radians]. The cosine of an angle is the ratio of the length of the adjacent side to the length of the hypotenuse. It is a [http://en.wikipedia.org/wiki/Trigonometric_functions trigonometric function]. |
==Example== | ==Example== | ||
Revision as of 23:55, 2 July 2011
Definition
function Cos(e: Extended): Extended;
Availability
SCAR Divi 3.00 > Current
Description
This function calculates the cosine of a value e defined in radians. The cosine of an angle is the ratio of the length of the adjacent side to the length of the hypotenuse. It is a trigonometric function.
Example
begin WriteLn(Cos(Pi)); WriteLn(Cos(0)); end.
Output:
-1 1
