ACOS(3) - manual page | Library functions

Arc cosine function.

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This manual	Reference	Other manuals
acos(3)	referred by	asin(3) \| atan(3) \| atan2(3) \| cos(3) \| sin(3) \| tan(3)
acos(3)	refer to	asin(3) \| atan(3) \| atan2(3) \| attributes(7) \| cacos(3) \| cos(3) \| feature_test_macros(7) \| math_error(7) \| sin(3) \| tan(3)