PHP-Fusion
v.7.01 |
AP-Fusion
v7.02.05 |
Pimped-Fusion-AP
v0.09.03 |
May 14 2024 15:48:30 |
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acosDescriptionfloat acos ( float arg )Возвращает арккосинус от arg в радианах. acos() функция, обратная cos(), which means that a==cos(acos(a)) for every value of a that is within acos()' range.
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