Vlll PREFACE Many reader s migh t wan t t o ski p Part I entirely an d g o directly t o Par t II . While th e impetu s t o writ e thes e note s wa s a te n lectur e series , the y corre - spond mor e closel y t o th e 30-lectur e graduat e topic s cours e i n whic h the y wer e developed. I think tha t a reasonabl e topic s cours e coul d b e base d o n sections of these notes . A reasonable pla n i s as follows : • Par t I supplemented wit h engineerin g text s Dor f [Dor ] o r Ogat a [O ] which are very eas y t o read . • I n Par t I I d o 3 , 4 , 5 , 6.A , 6.D , 6.E , 6.F , a quic k pas s a t 7 , o r d o [BG ] i n detail. Genera l supplementa l reference s ar e [His] , [D] , [Dul-Du2], [G] , [RR2], while specialize d reference s ar e [S1-S2] , [BH1-BH5 , 8] , [BG] , [SW1-SW2] , and [Y] . • Part s II I an d I V a s they stan d ar e a bit sketch y fo r classroo m use . A warnin g i s tha t throughou t thes e note s th e term s chapte r an d homewor k exercise ar e use d wit h tongu e i n cheek . Usuall y wha t w e term chapte r require s several chapter s an d th e homewor k woul d b e awfull y roug h o n a beginner . These notes were written by several people. Jo e Ball and I wrote Chapter 6. A and Chapte r 8 . Charli e Johnso n wrot e Chapte r 9 . Chapte r 6. F i s based mostl y on lectures and discussion s with Joh n Palme r an d somewha t o n discussions wit h Nolan Wallach. Als o John Doyle checked Chapter 1 0 while Bruce Francis checked Chapters 1 and 2. M y students Dave Schwartz and Orlando Merino checked most of the manuscript the y made valuable remarks. Neol a Crimmins did a marvelous job o f typing th e origina l manuscrip t an d implementin g man y revisions .

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