I.1.1. Setting the Stage
I.1.2. The Language of Set Theory
I.1.3. Unions and Intersections
I.2.1. Unions and Intersections of Intervals
I.2.2. Multiple Linear Inequalities
I.3.1. Cartesian Products and Relations
I.3.2 Basic Properties of Functions
I.3.3 Comparing Functions
I.4.1. Formulas for Functions
I.4.2. Lines
I.4.3. An Elementary Library
I.5.1. Restriction to Subdomains
I.5.2. The Algebra of Functions
I.5.3. Decomposing Functions
I.5.4. Computing the Range of a Function
I.6.1. Decomposing Domains
I.6.2. Compound Piecewise Defined Functions
I.6.3. Inequalities Involving Piecewise Defined Functions
I.7.1. Functions on the Plane
I.7.2. Level Sets
I.7.3. Single Variable Graphs from Multivariate Functions
I.8.1. Systems of Linear Equations
I.8.2. Systems of Linear Inequalities
I.8.3. Expressing Feasible Sets in Set Builder Notation
Worksheet I.1: The Axiom of Induction
Worksheet I.2: Visualizing Information about Unions and Intersections of Intervals
Worksheet I.3: Qualitative Analysis of Functions Using Graphical Information
Worksheet I.4A: A Quantitative Analysis of Basic Functions
Worksheet I.4B: Convexity, Concavity, and Basic Estimates
Worksheet I.5: Manipulating Functions
Worksheet I.6A: Decomposing the Domains of Functions
Worksheet I.6B: Using Decomposition to Study Function Composition
Worksheet I.7: Decomposing Functions of Several Variables
Worksheet I.8: Decomposing Regions of the Plane with Piecewise Linear Boundaries