Returns the arc cosine of a number, in radians.Syntax:
acos(<number>)
Examples:
acos(-1)
acos(cos(.3))
acos(field "Opposite" + field "Sine")
Use the acos function to find the arc cosine of a number.
The arc cosine of number is an angle whose cosine is equal to number. In other words, acos is an inverse of the cos function.
function acosInDegrees theMagnitude return acos(theMagnitude) * 180 / pi
end acosInDegrees
Parameters: