Php/docs/function.trader-acos
From Get docs
trader_acos
(PECL trader >= 0.2.0)
trader_acos — Vector Trigonometric ACos
Description
trader_acos
( array $real
) : array
Calculates the arc cosine for each value in
real and returns the resulting array.
Parameters
real- Array of real values.
Return Values
Returns an array with calculated data or false on failure.
