ocr: Property Description Lib The name of the user function ibrary, or TFormulalib component. Bysetting this property, you can allowthe use: offunctions detined in aparticular library, Source The string conraining the formula. When changed, the new: formula. is checked - and. compiled: Args The. number of the formula's argu: ments, d run-ime, read-only property. UnknownNames Determines whether. unknown vane able-andfunction names are: allowed. Figure 1: The properties in the TrormulaCompiller component.