Syntax:
sin radians => number
cos radians => number
tan radians => number
Arguments and Values:
radians---a number given in radians.
number---a number.
Description:
sin, cos, and tan return the sine, cosine, and tangent, respectively, of radians.
Examples:
(sin 0) => 0.0 (cos 0.7853982) => 0.707107 (tan #c(0 1)) => #C(0.0 0.761594)
Side Effects: None.
Affected By: None.
Exceptional Situations:
Should signal an error of type type-error if radians is not a number. Might signal arithmetic-error.
See Also:
asin, acos, atan, Section 12.1.3.3 (Rule of Float Substitutability)
Notes: None.
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