System.Math.ArcSin
Delphi
function ArcSin(const X : Extended) : Extended; overload;
function ArcSin(const X : Double) : Double; overload;
function ArcSin(const X : Single) : Single; overload;
C++
extern DELPHI_PACKAGE System::Extended __fastcall ArcSin(const System::Extended X)/* overload */;
Properties
| Type | Visibility | Source | Unit | Parent |
|---|---|---|---|---|
| function | public | System.Math.pas System.Math.hpp |
System.Math | System.Math |
Description
Calculates the inverse sine of a given number.
ArcSin returns the inverse sine of X. X must be between -1 and 1. The return value will be in the range [-Pi/2..Pi/2], in radians.