std::cos

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Defined in header <cmath>

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float       cos( float arg );

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double      cos( double arg );

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long double cos( long double arg );

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Computes cosine of arg

arg

-

floating point value representing angle in radians

cosine of arg in the range [-1.0 ; 1.0].

Domain error occurs if arg is infinite. Template:cpp is returned in that case.

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