not
    The following is a list of properties for the function not:
| Property | Value | 
|---|---|
brief | Logical not | 
category | logical | 
description | Evaluates boolean condition returning boolean true if condition evaluates to false and false if condition evaluates to true. | 
functionId | not | 
functionLabel | not | 
pure | true | 
op | ! | 
parameters | [ { "dataType": "boolean", "name": "condition" } ] | 
returns | { "dataType": "boolean" } |