Pub. Date:
University of Chicago Press
Fuchsian Groups

Fuchsian Groups

by Svetlana Katok
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Product Details

ISBN-13: 9780226425832
Publisher: University of Chicago Press
Publication date: 08/28/1992
Series: Chicago Lectures in Mathematics Series
Edition description: 1
Pages: 186
Product dimensions: 5.25(w) x 8.00(h) x 0.80(d)

About the Author

Svetlana Katok is associate professor of mathematics at Pennsylvania State University.

Table of Contents

1. Hyperbolic geometry
1.1. The hyperbolic metric
1.2. Geodesics
1.3. Isometrics
1.4. Hyperbolic area and the Gauss-Bonnet formula
1.5. Hyperbolic trigonometry
1.6. Comparison between hyperbolic, spherical and Euclidean trigonometry
Exercises for Chapter 1
2. Fuchsian groups
2.1. The group PSL(2,R)
2.2. Discrete and properly discontinuous groups
2.3. Algebraic properties of Fuchsian groups
2.4. Elementary groups
Exercises for Chapter 2
3. Fundamental regions
3.1. Definition of a fundamental region
3.2. The Dirichlet region
3.3. Isometric circles and the Ford fundamental region
3.4. The limit set of [ ]
3.5. Structure of a Dirichlet region
3.6. Connection with Riemann surfaces and homogeneous spaces
Exercises for Chapter 3
4. Geometry of Fuchsian groups
4.1. Geometrically finite Fuchsian groups
4.2. Cocompact Fuchsian groups
4.3. The signature of a Fuchsian group
4.4. Fuchsian groups generated by reflections
4.5. Fuchsian groups of the first kind
4.6. Finitely generated Fuchsian groups
Exercises for Chapter 4
5. Arithmetic Fuchsian groups
5.1. Definitions of arithmetic Fuchsian groups
5.2. Fuchsian groups derived from quaternion algebras
5.3. Criteria for arithmeticity
5.4. Compactness of [ ] for Fuchsian groups derived from division quaternion algebras
5.5. The modular group and its subgroups
5.6. Examples
Exercises for Chapter 5
Hints for Selected Exercises

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