2.4 Multiple Representations for Abstract Data

2.4.3 Data-Directed Programming and Additivity

Exercises:

• 2.73 . Symbolic differentiation program with dispatching
• 2.74 . Data Structures at Insatiable Enterprises, Inc
• 2.75 . Make-from-mag-ang constructor in message-passing style
• 2.76 . Evolving system with generalized operations.