ARCOS Function

Returns the arccosine in radians.

Category: Trigonometric
Alias: ACOS
Returned data type: DOUBLE
Syntax
Arguments
Details
Example
See Also

Syntax

ARCOS(expression)

Arguments

expression

specifies any valid SQL expression that evaluates to a numeric value.

Range -1 to 1
Data type DOUBLE
See <sql-expression>
FedSQL Expressions

Details

The ARCOS function returns the arccosine (inverse cosine) of the argument. The value that is returned is specified in radians.

Example

The following statements illustrate the ARCOS function:
Statements
Results
 
select arcos(1);
 
0
 
select arcos(0);
 
1.570796
 
select arcos(-0.5);
 
2.094395

See Also

Functions:
ARSIN Function
COS Function
SIN Function
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Last updated: February 23, 2017