Show: Delphi
C++
Display Preferences
System.Math.Sec
From XE2 API Documentation
Delphi
function Sec(const X: Single): Single; function Sec(const X: Double): Double; function Sec(const X: Extended): Extended;
C++
extern PACKAGE float __fastcall Sec(const float X)/* overload */;
Properties
| Type | Visibility | Source | Unit | Parent |
|---|---|---|---|---|
| function | public | System.Math.pas System.Math.hpp |
System.Math | System.Math |
Description
Calculates the secant of an angle.
Call Sec to obtain the secant of X, where X is an angle in radians. The secant is calculated using the formula 1 / Cos(X).
Note: Sec is identical to the Secant function.