Question: Consider function applications in the functional language BFPL. The name in a function application can be understood as a reference to the corresponding function declaration.

Consider function applications in the functional language BFPL. The name in a function application can be understood as a reference to the corresponding function declaration. Accordingly, devise a graph-based abstract syntax for BFPL by turning the signature of Illustration 3.8 into a metamodel with references for functions used in function applications.

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