Unit: Internal

Available In: Client and Server Applications

function ArcCos(Value: Double): Double

function ArcCos(Value: Integer): Double

The ArcCos function returns the arccosine, or inverse cosine, of the input parameter, which must be between -1 and 1. The return value is a Double value between 0 and Pi radians.

Examples

X := ArcCos(0.23290);  // X is 1.335737700525506