ToC of the book

• PART 1: INTRODUCTION TO FP

1. What is functional programming?
2. Getting started
3. Functional data structures
4. Handling errors without exceptions
5. Strictness and Laziness
6. Purely functional state

• PART 2: FUNCTIONAL DESIGN AND COMBINATOR LIBRARIES

7. Purely functional parallelism
8. Property-based testing
9. Parser combinators

• PART 3: COMMON STRUCTURES IN FUNCTIONAL DESIGN

10. Monoid
11. Monads and functors
12. Applicatives and traversable functors

• PART 4: Effects and I/O

13. External effects and I/O
14. Local effects and mutable state
15. Stream processing and incremental IO