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AcknowledgementsAcknowledgements

Thank you to Jennifer Nordstrom of Linfield College for introducing me to the PreTeXt authoring system; to Rob Beezer at the University of Puget Sound for facilitating my entry into the PreTeXt world; to David Farmer at the Open Textbook Initiative for typesetting the initial draft of this book in PreTeXt; and to Rob, David, Mitch Keller, Alex Jordan, Bob Plantz, Alex Best, and everyone else otheir extensive technical help via the PreTeXt support group.