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The COS Function

The COS function returns a numeric value that approximates the cosine of an angle or arc, expressed in radians, that is specified by argument-1. The type of this function is numeric.

General Format


*

Arguments

  1. Argument-1 must be class numeric.
    Note: Conversion factors from degrees and Gon (grad) to radians are specified in the section Trigonometric Functions.

Returned Values

  1. The returned value is the approximation of the cosine of argument-1 and is greater than or equal to -1 and less than or equal to +1.
  2. Floating-point format is used for numeric non-integer results.
Parent topic: Definitions of Functions
Related information
Trigonometric Functions