3.1 Errors  19

3.2 Variables, Constructors, Operators, and Literals  20

3.3 Curried Applications and Lambda Abstractions  21

3.4 Operator Applications  21

3.5 Sections  22

3.6 Conditionals  23

3.7 Lists  23

3.8 Tuples  24

3.9 Unit Expressions and Parenthesized Expessions  25

3.10 Arithmetic Sequences  25

3.11 List Comprehensions  25

3.12 Let Expressions  27

3.13 Case Expressions  27

3.14 Do Expressions  29

3.15 Datatypes with Field Labels  29

3.16 Expression Type Signatures  32

3.17 Pattern Matching  32