In Workday Adaptive Planning, the Formula Assistant is the built-in tool designed specifically to help users construct, validate, and test formulas within the system. The Formula Assistant provides an interactive interface for browsing available functions (such as div, divf, if, sum), selecting valid account references, choosing appropriate time modifiers, and reviewing function syntax — all without requiring the user to memorize formula syntax from scratch. It provides real-time syntax guidance, function descriptions with parameter explanations, and the ability to test formula logic against actual data before committing. This is the primary tool for formula development and validation in Adaptive Planning. Account Details provides metadata about an account's configuration but does not assist in formula construction. Linked Accounts shows accounts that reference each other but is not a formula building tool. Shared Formulas is a method for applying the same formula across multiple levels or accounts but is not an interactive assistance feature. The Formula Assistant is the official, purpose-built formula construction tool in Adaptive Planning. Reference: Workday Adaptive Planning — Formula Assistant, Formula Development, Account Formula Configuration.