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C COMPILER LIBRARY FUNCTION REFERENCE->Detailed Descriptions->cos() cosl()

Summary

#include <math.h>
    

double cos(double x)	Calculate cosine to double precision
long double cosl(long double x);	Calculate cosine to long double precision

Parameter
    

x	Floating point value of angle in radians

Description

These functions calculate the cosine of x.


Return

These functions return the cosine of the parameter passed.