SYMBIAN OS V9.2
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Location: MATH.H
MATH.H
acos()
IMPORT_C double acos(double);
Calculate arccosine. Performs the trigonometric arc cosine operation on x and returns an angle in the range from 0 to PI expressed in radians.
double
Value between -1 and 1 whose arc cosine has to be calculated.
Arc cosine of arg1.
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