Quiz # 1 Review Sheet:

The quiz on Friday will consist of definitions, and will be brief. Your wording on a definition must be precise, and you will be required to give both a verbal and symbolic form. You may be asked to produce examples or verify that something satisfies the requirements of a definition. The definitions will be chosen from among:

• A is a subset of B, A = B
• A union B, A intersect B, A - B, A symmetric difference B, C_X(A)
• P(A)
• A x B
• P <=> Q
• Contrapositive, Converse, Inverse
• Negations of "and", "or", "for all", "there exists", "=>"
• x is rational.
• The sets N, Z, Q, R, cN, cZ, Ø
• Intervals (a,b), [a,b], etc.