Compute cosine of x, where x is in radians


julia> cos(big(3 + 4im))
-2.703494560307422464769480266827091348467753695567661661019265514673434246483996e+01 with 256 bits of precision - 3.851153334811777536563337123053124569704160846091637003157728595256494186490506e+00 with 256 bits of precisionim
julia> cos(90)

See Also

acos, acosd, acosh, acot, acotd, acoth, acsc, acscd, acsch, asec, asecd, asech, asin, asind, asinh, atan, atan2, atand, atanh, cos, cosc, cosd, cosh, cospi, cot, cotd, coth, csc, cscd, csch, deg2rad, rad2deg, sin, sinc, sind, sinh, sinpi, tan, tand, tanh,

User Contributed Notes

Ryan on 2015-11-14
julia> cos(0.2)

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