beingchinmay
New member
The ACOS function returns the inverse cosine. The specification for the ACOS function is:
where the number n must be between −1 and 1, and the value returned by ACOS is between 0 and pi.
Code:
FUNCTION ACOS (n NUMBER) RETURN NUMBER;
where the number n must be between −1 and 1, and the value returned by ACOS is between 0 and pi.