Sqrt

Description

Calculates the square root of a number.

Syntax

Sqrt ( n )

Argument

Description

n

The number for which you want the square root


Return value

Double. Returns the square root of n.

Usage

Sqrt( n ) is the same as n ^.5.

Taking the square root of a negative number causes an execution error.

Examples

This expression returns 1.414213562373095:

Sqrt(2)

This expression results in an error at execution time:

Sqrt(-2)