本书是一部学习数论和群论的研究生教程。每章的引入也是十分有意思，对历史材料的深入理解和作者对相关内容独到的理解和表达方式，使得本书组成一个有机的整体，这些正是一个初学者所需要的。同时，这本书也很适合于科研人员。书中包括了不少比较复杂的内容，使得这本书的部分内容比较难懂，也是本书吸引读者的一个原因。每章的后面都附有习题。

PREFACE
INDEX OF NOTATION
1 TOPOLOGICAL GROUPS
1.1 Basic Notions
1.2 Haar Measure
1.3 Profinite Groups
1.4 Pro-p-Groups
Exercises
2 SOME REPRESENTATION THEORY
2.1 Representations of Locally Compact Groups
2.2 Banach Algebras and the Gelfand Transform
2.3 The Spectral Theorems
2.4 Unitary Representations
Exercises
3 DUALITY FOR LOCALLY COMPACT ABELIAN GROUPS
3.1 The Pontryagin Dual
3.2 Functions of Positive Type
3.3 The Fourier Inversion Formula
3.4 Pontryagin Duality
Exercises
4 THE STRUCTURE OF ARITHMETIC FIELDS
4.1 The Module Of an Automorphism
4.2 The Classification ofLocally Compact Fields
4.3 Extensions of Local Fields
4.4 Places and Completions of Global Fields
4.5 Ramification and Bases
Exercises
5 ADELES, IDELES, AND THE CLASS GROUPS
5.1 Restricted Direct Products, Characters, and Measures
5.2 Adeles, Ideles, and the Approximation Theorem
5.3 The Geometry of Ak/K
5.4 The Class Groups
Exercises
6 A QUICK TOUR 0F CLASS FIELD THEORY
6.1 Frobenius Eiements
6.2 The Tchebotarev Density Theorem
6.3 The Transfer Map
6.4 Artin's Reciprocity Law
6.5 Abelian Extensions of Q and Qp
Exercises
7 TATE'S THESIS AND APPLICATIONS
7.1 Local-Functions
7.2 The Riemann-Roch Theorem
7.3 The Global Functional Equation
7.4 Hecke L-Functions
7.5 The Volume of C and the Regulator
7.6 Dirichlet’S Class Number Formula
7.7 Nonvanishing on tile Line Re(s)=1
7.8 Comparison of Hecke L-Functions
Exercises
APPENDICES
Appendix A: Normed Linear Spaces
A.1 Finite-Dimensional Nor med Linear Spaces
A.2 The Weak Topology
A.3 The Weak-Star Topology
A.4 A Review of Lp-Spaces and Duality
Appendix B: Dedekind Domains
B.1 Basic Properties
B.2 Extensions of Dedekind Domains
REFERENCES
INDEX