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R3m/framework Function reference math.cos.inverse

{math.cos.inverse(Float $number)}

{matg.cos.inverse()} Returns the arc cosine of number in radians.
{math.cos.inverse()} is the inverse function of {math.cos()}, which means that $a=={math.cos(math.cos.inverse($a))} for every value of a that is within {math.cos.inverse()} range.

Returns The arc cosine of number in radians as a float.

More information:

https://www.php.net/manual/en/function.acos.php

Last modified: 2021-06-06

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