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ARCOS

ARCOS

Returns the arccosine

Category: Trigonometric

Syntax
Arguments
Details
Examples

Syntax

ARCOS (argument)

Arguments

argument
is numeric.
Range: between -1 and 1

Details

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

Examples

SAS Statements Results 

x=arcos(1);
 

0
 

x=arcos(0);
 

1.5707963268
 

x=arcos(-0.5);
 

2.0943951024


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