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ACOS

Section: Linux Programmer's Manual (3)
Updated: June 8, 1993
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NAME

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#include <math.h>

double acos(double x);

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SVID 3, POSIX, BSD 4.3, ISO 9899

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asin(3), atan(3), atan2(3), cos(3), sin(3), tan(3)

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