ACOS( numeric-expression )

DOUBLE

This function converts its argument to DOUBLE, and performs the computation in double-precision floating-point arithmetic.

• ASIN function [Numeric]
• ATAN function [Numeric]
• ATAN2 function [Numeric]
• COS function [Numeric]

The following statement returns the arc-cosine value for 0.52.

SELECT ACOS( 0.52 );