[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] |
Calculate cosine of angle
Source position: mathh.inc line 112
function Cos( |
d: ValReal |
):ValReal; |
Cos returns the cosine of X, where X is an angle, in radians. If the absolute value of the argument is larger than 2^63, then the result is undefined.
None.
|
Calculate inverse tangent |
|
|
Calculate sine of angle |
Program Example12; { Program to demonstrate the Cos function. } Var R : Real; begin R:=Cos(Pi); { R:=-1 } R:=Cos(Pi/2); { R:=0 } R:=Cos(0); { R:=1 } end.