Week 7: Elements, Structure and Logic

Chapter 8 (Page 63 to 77). This chapter is about various elements in Z language for example set and its type, declaration and variables, expression, predicates etc.

Chapter 9 (78 to 95). This chapter is about structure including tuples and records and their difference in Z. Relational table as database, pairs and binary relation, function, and sequence. 

Chapter 10 (96 to 111). This chapter is about Logic including basic predicates, and how to use predicates in Z. Relations as Predicates and then logical connectors and its comparison with natural language. Comparison of Z predicate and Boolean type is also discussed.