CONTENTS Appendix B Paul Erdos 339 B.1 Papers,339 B.2 Conjectures,341 B.3 On Erd6s.342 B.4 Uncle Paul,343 The Rich Get Richer,346 Appendix C Hints to Selected Exercises 349 REFERENCES 355 AUTHOR INDEX 367 SUBJECT INDEX 371 xii CONTENTS Appendix B Paul Erdos 339 ˝ B.1 Papers, 339 B.2 Conjectures, 341 B.3 On Erdos, 342 ˝ B.4 Uncle Paul, 343 The Rich Get Richer, 346 Appendix C Hints to Selected Exercises 349 REFERENCES 355 AUTHOR INDEX 367 SUBJECT INDEX 371