Cos

Definition

function Cos(e: Extended): Extended;

Availability

SCAR Divi 3.00 > Current

Description

This function calculates the cosine of an angle e, defined in radians. The cosine of an angle is the ratio of the length of the adjacent side to the length of the hypotenuse. It is a trigonometric function.

Example

begin
  WriteLn(Cos(Pi));
  WriteLn(Cos(0));
end.

Output:

-1
1

See Also

• ArcCos
• Sin
• Tan
• Cotan