Given an angle in radians, returns the cosine of the angle. In a right triangle, the cosine of an acute angle is the ratio of the length of its adjacent side to the length of the hypotenuse.

Syntax

@Cos( angle )

Parameters

angle

Number or number list. An angle measured in radians.

cosine

Number or number list. The cosine of angle, from -1 to 1.

If the parameter is a list, the function operates on each element of the list, and the return value is a list with the same number of elements.

Language cross-reference

Cos function of LotusScript language

Example
See Also

@ACos
@Sin
@Tan
@Pi
Performing arithmetic operations

Glossary