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Algebra Revisited
Sequences, Functions, and Graphs
Types of Real-Valued Functions, and Their Graphs
Piecewise-Defined Functions, Including Absolute Value and Floor
Piecewise-Linear Functions (PLFs) in General
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Examples and Definition of PLFs
Graph/Properties of PLFs
Using PLFs to Approximate Curves
Sums of Piecewise-Linear Functions Are Piecewise-Linear
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