由納普編著的《半單群的表示論》是一部經典的著作，分為上下兩卷，前十章為上卷，後六章為下卷。書中講述半單李群表示理論的方式給出了本科目的精華，符合學習的自然規律。定理陳述地相當詳細，增加了許多經典的解釋性例子。本章末都有習題，對於學習研究生和科研工作者相當有用。目次：理論概述；su（2），su（2,r）和su（2,c）表示論；c∞向量和通用包絡代數；緊李群表示論；非緊群的理論；全純離散繫列；導出表示論；可允許表示論；離散繫列的結構；全局性質；plancherel公式；不可約表示論；*小k型；酉表示；附錄：李群的基本理論；偏微分方程的常規奇異點；經典群的根和受限根。
讀者對像：數學專業的研究生和相關的科研人員。

PREFACE TO THE PRINCETON LANDMARKS IN
MATHEMATICS EDITION
PREFACE
ACKNOWLEDGMENTS
CHAPTER Ⅰ.SCOPE OF THE THEORY
§1.The Classical Groups
§2.Cartan Decomposition
§3.Representations
§4.Concrete Problems in Representation Theory
§5.Abstract Theory for Compact Groups
§6.Application of the Abstract Theory to Lie Groups
§7.Problems
CHAPTER Ⅱ.REPRESENTATIONS OF SU（2）, SL（2, R）, AND SL（2, C）
§1.The Unitary Trick
§2.Irreducible Finite-Dimensional Complex-Linear Representations of el（2, C）
§3.Finite-Dimensional Representations of sl（2, C）
§4.Irreducible Unitary Representations of SL（2, C）
§5.Irreducible Unitary Representations of SL（2, R）
§6.Use of SU（1, 1）
§7.Plancherel Formula
§8.Problems
CHAPTER Ⅲ.C∞ VECTORS AND THE UNIVERSAL ENVELOPING ALGEBRA
§1.Universal Enveloping Algebra
§2.Actions on Universal Enveloping Algebra
§3.C∞ Vectors
§4.Garding Subspace
§5.Problems
CHAPTER Ⅳ.REPRESENTATIONS OF COMPACT LIE GROUPS
§1.Examples of Root Space Decompositions
§2.Roots
§3.Abstract Root Systems and Positivity
§4.Weyl Group, Algebraically
§5.Weights and Integral Forms
§6.Centalizers of Tori
§7.Theorem of the Highest Weight
§8.Verma Modules
§9.Weyl Group, Analytically
§10.Weyl Character Formula
§11.Problems
CHAPTER Ⅴ.STRUCTURE THEORY FOR NONCOMPACT GROUPS
§1.Cartan Decomposition and the Unitary Trick
§2.Iwasawa Decomposition
§3.Regular Elements, Weyl Chambers, and the Weyl Group
§4.Other Decompositions
§5.Parabolic Subgroups
§6.Integral Formulas
§7.Borel-Weil Theorem
§8.Problems
CHAPTER Ⅵ.HOLOMORPHIC DISCRETE SERIES
§1.Holomorphic Discrete Series for SU（1, 1）
§2.Classical Bounded Symmetric Domains
§3.Harish-Chandra Decomposition
§4.Holomorphic Discrete Series
§5.Finiteness of an Integral
§6.Problems
CHAPTER Ⅶ.INDUCED REPRESENTATIONS
§1.Three Pictures
§2.Elementary Properties
§3.Bruhat Theory
§4.Formal Intertwining Operators
§5.Gindikin-Karpelevic Formula
§6.Estimates on Intertwining Operators, Part Ⅰ
§7.Analytic Continuation of Intertwining Operators,Part Ⅰ
§8.Spherical Functions
§9.Finite-Dimensional Representations and the H function
§10.Estimates on Intertwining Operators, Part Ⅱ
§11.Tempered Representations and Langlands Quotients
§12.Problems
CHAPTER Ⅷ.ADMISSIBLE REPRESENTATIONS
§1.Motivation
§2.Admissible Representations
§3.Invariant Subspaces
§4.Framework for Studying Matrix Coefficients
§5.Harish-Chandra Homomorphism
§6.Infinitesimal Character
§7.Differential Equations Satisfied by Matrix Coefficients
§8.Asymptotic Expansions and Leading Exponents
§9.First Application: Subrepresentation Theorem
§10.Second Application: Analytic Continuation of lnterwining Operators, ParⅡ
§11.Third Application: Control of K-Finite Z（gC）-Finite Functions
§12.Asymptotic Expansions near the Walls
§13.Fourth Application: Asymptotic Size of Matrix Coefficients
§14.Fifth Application: Identification of Irreducible Tempered Representations
§15.Sixth Application: Langlands Classification of Irreducible Admissible Representations
§16.Problems
CHAPTER Ⅸ.CONSTRUCTION OF DISCRETE SERIES
§1.Infinitesimally Unitary Representations
§2.A Third Way of Treating Admissible Representations
§3.Equivalent Definitions of Discrete Series
§4.Motivation in General and the Construction in SU（1, 1）
§5.Finite-Dimensional Spherical Representations
§6.Duality in the General Case
§7.Construction of Discrete Series
§8.Limitations on K Types
§9.Lemma on Linear Independence
§10.Problems
CHAPTER Ⅹ.GLOBAL CHARACTERS
§1.Existence
§2.Character Formulas for SL（2, R）
§3.Induced" Characters
§4.Differential Equations
§5.Analyticity on the Regular Set, Overview and Example
§6.Analyticity on the Regular Set, General Case
§7.Formula on the Regular Set
§8.Behavior on the Singular Set
§9.Families of Admissible Representations
§10.Problems
CHAPTER Ⅺ.INTRODUCTION TO PLANCHEREL FORMULA
§1.Constructive Proof for SU（2）
§2.Constructive Proof for SL（2, C）
§3.Constructive Proof for SL（2, R）
§4.Ingredients of Proof for General Case
§5.Scheme of Proof for General Case
§6.Properties of Ft
§7.Hirai's Patching Conditions
§8.Problems
CHAPTER Ⅻ.EXHAUSTION OF DISCRETE SERIES
§1.Boundedness of Numerators of Characters
§2.Use of Patching Conditions
§3.Formula for Discrete Series Characters
§4.Schwartz Space
§5.Exhaustion of Discrete Series
§6.Tempered Distributions
§7.Limits of Discrete Series
§8.Discrete Series of M
§9.Schmid's Identity
§10.Problems
CHAPTER ⅫⅠ.PLANCHEREL FORMULA
§1.Ideas and Ingredients
§2.Real-Rank-One Groups, Part I
§3.Real-Rank-One Groups, Part II
§4.Averaged Discrete Series
§5.Sp （2, R）
§6..General Case
§7.Problems
CHAPTER ⅪⅤ.IRREDUCIBLE TEMPERED REPRESENTATIONS
§1.SL（2, R） from a More General Point of View
§2.Eisenstein Integrals
§3.Asymptotics of Eisenstein Integrals
§4.The n Functions for Intertwining Operators
§5.First Irreducibility Results
§6.Normalization of Intertwining Operators and Reducibility
§7.Connection with Plancherel Formula when dim A = 1
§8.Harish-Chandra's Completeness Theorem
§9.R Group
§10.Action by Weyl Group on Representations of M
§11.Multiplicity One Theorem
§12.Zuckerman Tensoring of Induced Representations
§13.Generalized Schmid Identities
§14.Inversion of Generalized Schmid Identities
§15.Complete Reduction of Induced Representations
§16.Classification
§17.Revised Langlands Classification
§18.Problems
CHAPTER ⅩⅤ.MINIMAL K TYPES
§1.Definition and Formula
§2.Inversion Problem
§3.Connection with Intertwining Operators
§4.Problems
CHAPTERⅩⅥ.UNITARY REPRESENTATIONS
§1.SL（2, R） and SL（2, C）
§2.Continuity Arguments and Complementary Series
§3.Criterion for Unitary Representations
§4.Reduction to Real Infinitesimal Character
§5.Problems
APPENDIX A: ELEMENTARY THEORY OF LIE GROUPS
§1.Lie Algebras
§2.Structure Theory of Lie Algebras
§3.Fundamental Group and Covering Spaces
§4.Topological Groups
§5.Vector Fields and Submanifolds
§6.Lie Groups
APPENDIX B：REGULAR SINGULAR POINTS OF PARTIAL DIFFERENTIAL EQUATIONS
§1.Summary of Classical One-Variable Theory
§2.Uniqueness and Analytic Continuation of Solutions in Several Variables
§3.Analog of Fundamental Matrix
§4.Regular Singularities
§5.Systems of Higher Order
§6.Leading Exponents and the Analog of the Indicial Equation
§7.Uniqueness of Representation
APPENDIX C: ROOTS AND RESTRICTED ROOTS FOR CLASSICAL GROUPS
§1.Complex Groups
§2.Noncompact Real Groups
§3.Roots vs.Restricted Roots in Noncompact Real Groups
NOTES
REFERENCES
INDEX OF NOTATION
INDEX