- Select the filter called
Calculator(Filters menu / Data Analytics / Calculator) - Enter the formula in properties panel (of course, replace the name of the array by yours):
Concerning the docs, you can find it for ParaView 5.5.2 here: https://www.paraview.org/paraview-guide/
As far as I know, the guide for 5.6.0 in not out yet. @cory.quammen