<> <> <<>> DIRECTORY AlgebraClasses, Structures; StructuresImpl: CEDAR PROGRAM IMPORTS AlgebraClasses EXPORTS Structures = BEGIN OPEN AC: AlgebraClasses; <> Object: TYPE = AC.Object; Method: TYPE = AC.Method; <> StructuresClass: PUBLIC Object _ AC.MakeClass["StructuresClass", NIL, NIL]; Structures: PUBLIC Object _ AC.MakeStructure["Structures", StructuresClass, NIL]; AC.InstallStructure[Structures]; END.