function/COS                                                     function/COS
 
 NAME
     COS -- Returns cosine value
 
 ABBREVIATION
     None

 SYNOPSIS
     COS(<angle>)

 FUNCTION
     Returns the value of the cosine of <angle>, where <angle> is an angle 
     measured in radians.
 
 INPUTS
     <angle> - angle in radians
 
 RESULT
     Cosine value of an angle (numeric).

 EXAMPLES
     None
 
 NOTES
     None
 
 BUGS
     None
 
 SEE ALSO
     ATN()
     SIN()
     TAN()