Returns the arc-cosine, in radians, of a numeric expression.
ACOS ( numeric-expression )
numeric-expression The cosine of the angle.
The following statement returns the value 1.023945:
SELECT ACOS( 0.52 ) FROM iq_dummy
SQL92 Vendor extension
Sybase Compatible with Adaptive Server Enterprise
“ASIN function [Numeric]”
“ATAN function [Numeric]”
“ATAN2 function [Numeric]”
“COS function [Numeric]”