This function will calculate the cosine value of an angle. The cosine of an acute
angle are defined in the context of a right triangle: for the specified angle,
its sine is the ratio of the length of the side that is opposite that angle to
the length of the longest side of the triangle (the hypotenuse), and the cosine
is the ratio of the length of the adjacent leg to that of the hypotenuse.
More generally, the definitions of sine can be extended to any real
value in terms of the lengths of certain line segments in a unit circle.
The cosine functions are commonly used to model periodic phenomena such
as sound and light waves, the position and velocity of harmonic oscillators,
sunlight intensity and day length, and average temperature variations throughout
the year.
= COS(angle)
Join BASIC 10Liner Contest with ugBASIC!
An interesting competition is held at the beginning of each year: the
BASIC 10Liner Contest.
It is possible to use ugBASIC to participate in the next
"BASIC10Liner" competition, in the following categories:
COS ↔ Cx
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