... then:xiiiAcknowledgmentsI extend thanks to Dr. Emma Previato, Professor of Mathematics and Statistics at Boston University, for her help in proofreading the puremathematics sections.Illustrations were generated ... Use.Mathematical and Physical Data, Equations, and Rules of Thumb 1Chapter1Algebra, Functions,Graphs, and VectorsCopyright 2001 The McGraw-Hill Companies, Inc. Click Here for Terms of Use.3This chapter ... all possiblesuch quotients encompasses the entire set of rational numbers,denoted Q. Thus,Q ϭ {x͉x ϭ a/b}where a ʦ Z, b ʦ Z, and b Ͼ 0. The set of integers is a propersubset of the set of rational...