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离散群几何




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书名:离散群几何

出版社: 世界图书出版公司; 第1版 (2011年7月1日)

外文书名: the geometry of discrefe groups

平装: 337页

正文语种: 英语

开本: 24

isbn: 9787510037559

条形码: 9787510037559

商品尺寸: 22.2 x 14.8 x 1.4 cm

商品重量: 481 g

品牌: 世界图书出版公司北京公司

内容简介


《离散群几何(英文)》主要内容简介:ThistextisintendedtoserveasanintroductiontothegeometryoftheactionofdiscretegroupsofMobiustransformations.Thesubjectmatterhasnowbeenstudiedwithchangingpointsofemphasisforoverahundredyears,themostrecentdevelopmentsbeingconnectedwiththetheoryof3-manifolds:see,forexample,thepapersofPoincare[77]andThurston[101].About1940,thenowwell-known(butvirtuallyunobtainable)FencheI-Nielsenmanuscriptappeared.Sadly,themanuscriptneverappearedinprint,andthismoremodesttextattemptstodisplayatleastsomeofthebeautifulgeo-metricalideastobefoundinthatmanuscript,aswellassomemorerecentmaterial.

作者简介


作者:(英国)比尔登(AlanF.Beardon)

目录


CHAPTER 1

Preliminary Material

1.1.Notation

1.2.Inequalities

1.3.Algebra

1.4.Topology

1.5.Topological Groups

1.6.Analysis

CHAPTER 2

Matrices

2.1.Non-singular Matrices

2.2.The Metric Structure

2.3.Discrete Groups

2.4.Quaternions

2.5.Unitary Matrices

CHAPTER 3

M6bius Transformations on Rn

3.1.The M6bius Group on Rn

3.2.Properties of M6bius Transformations

3.3.The Poincar6 Extension

3.4.Self-mappings of the Unit Ball

3.5.The General Form of a M6bius Transformation

3.6.Distortion Theorems

3.7.The Topological Group Structure

3.8.Notes

CHAPTER 4

Complex M6bius Transformations

4.1.Representations by Quaternions

4.2.Representation by Matrices

4.3.Fixed Points and Conjugacy Classes

4.4.Cross Ratios

4.5.The Topology on,M

4.6.Notes

CHAPTER 5

Discontinuous Groups

5.1.The Elementary Groups

5.2, Groups with an Invariant Disc

5.3.Discontinuous Groups

5.4.Jrgensen''s Inequality

5.5.Notes

CHAPTER 6

Riemann Surfaces

6.1.Riemann Surfaces

6.2.Quotient Spaces

6.3.Stable Sets

CHAPTER 7

Hyperbolic Geometry

Fundamental Concepts

7.1.The Hyperbolic Plane

7.2.The Hyperbolic Metric

7.3.The Geodesics

7.4.The Isometries

7.5.Convex Sets

7.6.Angles

Hyperbolic Trigonometry

7.7.Triangles

7.8.Notation

7.9.The Angle of Parallelism

7.10.Triangles with a Vertex at Infinity

7.11.Right-angled Triangles

7.12.The Sine and Cosine Rules

7,13.The Area of a Triangle

7.14.The Inscribed Circle

Polygons

7.15.The Area of a Polygon

7.16.Convex Polygons

7,17.Quadrilaterals

7.18.Pentagons

7.19.Hexagons

The Geometry of Geodesics

7.20.The Distance of a Point from a Line

7.21.The Perpendicular Bisector of a Segment

7.22.The Common Orthogonal of Disjoint Geodesics

7.23.The Distance Between Disjoint Geodesics

7,24.The Angle Between Intersecting Geodesics

7.25.The Bisector of Two Geodesics

7.26.Transversals

Pencils of Geodesics

7.27.The General Theory of Pencils

7.28.Parabolic Pencils

7.29.Elliptic Pencils

7.30.Hyperbolic Pencils

The Geometry of lsometries

7.31.The Classification of Isometries

7.32.Parabolic Isometrics

7.33.Elliptic Isometries

7.34.Hyperbolic Isometries

7.35.The Displacement Function

7.36.Isometric Circles

7.37.Canonical Regions

7.38.The Geometry of Products of Isometries

7.39.The Geometry of Commutators

7.40.Notes

CHAPTER 8

Fuchsian Groups

8.1.Fuchsian Groups

8.2.Purely Hyperbolic Groups

8.3.Groups Without Elliptic Elements

8.4.Criteria for Discreteness

8.5.The Nielsen Region

8.6.Notes

CHAPTER 9

Fundamental Domains

9.1.Fundamental Domains

9.2.Locally Finite Fundamental Domains

9.3.Convex Fundamental Polygons

9.4.The Dirichlet Polygon

9.5.Generalized Dirichlet Polygons

9.6.Fundamental Domains for Coset Decompositions

9.7.Side-Pairing Transformations

9.8.Poincare''s Theorem

9.9.Notes

CHAPTER 10

Finitely Generated Groups

10.1.Finite Sided Fundamental Polygons

10.2.Points of Approximation

10.3.Conjugacy Classes

10.4.The Signature of a Fuchsian Group

10.5.The Number of Sides of a Fundamental Polygon

10.6.Triangle Groups

10.7.Notes

CHAPTER 11

Universal Constraints on Fuchsian Groups

i1.1.Uniformity of Discreteness

11.2.Universal Inequalities for Cycles of Vertices

11.3.Hecke Groups

11.4.Trace Inequalities

11.5.Three Elliptic Elements of Order Two

11.6.Universal Bounds on the Displacement Function

11.7.Canonical Regions and Quotient Surfaces

11.8.Notes

References

Index

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