math.round
An expression node, provided by Rulealize.Plugin.Arithmetic.
Form
{
"op": "math.round",
"value": <expression:Number>,
"scale": <integer>, // optional, static: the decimal places to keep, 0 to 28; default 0
"mode": "<mode>" // required, static
}What it does is in that plugin's specification, which ships with the plugin and changes when it releases — read it.
Add it
dotnet add package Rulealize.Plugin.Arithmetic