40.4 Mutable Vectors 40.5 Changing variables. Changing Structures 41 Designing Functions that Change structures 41.1 Why Mutate Structures 41.2 Structural Design Recipes and Mutation, Part 1 41.3 Structural Design Recipes and Mutation, Part 2 41.4 Extended Exercise: Moving Pictures a Last Time 42 Equality 42. 1 Extensional Equality 42.2 Intensional Equality 43 Changing Structures, Vectors, and obiects 43.1 More Practice with Vectors 43.2 Collections of Structures with Cycles 43.3 Backtracking with State Epilogue Programming Moving On Index Flyhtear TEAM FLY PRESENTS-7- 40.4 Mutable Vectors 40.5 Changing Variables, Changing Structures 41 Designing Functions that Change Structures 41.1 Why Mutate Structures 41.2 Structural Design Recipes and Mutation, Part 1 41.3 Structural Design Recipes and Mutation, Part 2 41.4 Extended Exercise: Moving Pictures, a Last Time 42 Equality 42.1 Extensional Equality 42.2 Intensional Equality 43 Changing Structures, Vectors, and Objects 43.1 More Practice with Vectors 43.2 Collections of Structures with Cycles 43.3 Backtracking with State Epilogue Computing Programming Moving On Index TEAMFLY TEAM FLY PRESENTS