02-02-2017 11:31 AM
Check out the SAS(R) Visual Analytics 7.3: User's Guide here
It will give you a list with the operators (like functions) available for building expressions
Working with Data in SAS Visual Analytics Designer is also documented in the book mentioned above.
Also check out blogs entries here http://blogs.sas.com/content/sgf/tag/sas-visual-analytics/, some of them will make use of calcualted data items.