trader_acos(3) php man page | unix.com

TRADER_ACOS(3)								 1							    TRADER_ACOS(3)

trader_acos - Vector Trigonometric ACos

SYNOPSIS
       array trader_acos (array  $real)

DESCRIPTION
	Calculates the arc cosine for each value in $real and returns the resulting array.

PARAMETERS
	      o $real
		- Array of real values.

RETURN VALUES
       Returns an array with calculated data or false on failure.

PHP Documentation Group 													    TRADER_ACOS(3)