Riemannian GeometryIntended for a one year course, this volume serves as a single source, introducing students to the important techniques and theorems, while also containing enough background on advanced topics to appeal to those students wishing to specialize in Riemannian geometry. This is one of the few works to combine both the geometric parts of Riemannian geometry and the analytic aspects of the theory, while also presenting the most up-to-date research. This book will appeal to readers with a knowledge of standard manifold theory, including such topics as tensors and Stokes theorem. Various exercises are scattered throughout the text, helping motivate readers to deepen their understanding of the subject. Important additions to this new edition include: * A completely new coordinate free formula that is easily remembered, and is, in fact, the Koszul formula in disguise; * An increased number of coordinate calculations of connection and curvature; * General fomulas for curvature on Lie Groups and submersions; * Variational calculus has been integrated into the text, which allows for an early treatment of the Sphere theorem using a forgottten proof by Berger; * Several recent results about manifolds with positive curvature.
From reviews of the first edition: "The book can be highly recommended to all mathematicians who want to get a more profound idea about the most interesting achievements in Riemannian geometry. It is one of the few comprehensive sources of this type." - Bernd Wegner, Zentralblatt |
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Conteúdo
vii | |
1 | |
2 | |
5 | |
8 | |
13 | |
5 Exercises | 17 |
Curvature | 21 |
8 Exercises | 183 |
The Bochner Technique | 187 |
1 Killing Fields | 188 |
2 Hodge Theory | 202 |
3 Harmonic Forms | 205 |
4 Clifford Multiplication on Forms | 213 |
5 The Curvature Tensor | 221 |
6 Further Study | 229 |
1 Connections | 22 |
2 The Connection in Local Coordinates | 29 |
3 Curvature | 32 |
4 The Fundamental Curvature Equations | 41 |
5 The Equations of Riemannian Geometry | 47 |
6 Some Tensor Concepts | 51 |
7 Further Study | 56 |
Examples | 63 |
2 Warped Products | 64 |
3 Hyperbolic Space | 74 |
4 Metrics on Lie Groups | 77 |
5 Riemannian Submersions | 82 |
6 Further Study | 90 |
Hypersurfaces | 95 |
2 Existence of Hypersurfaces | 97 |
3 The GaussBonnet Theorem | 101 |
4 Further Study | 107 |
5 Exercises | 108 |
Geodesics and Distance | 111 |
1 Mixed Partials | 112 |
2 Geodesics | 116 |
3 The Metric Structure of a Riemannian Manifold | 121 |
4 First Variation of Energy | 126 |
5 The Exponential Map | 130 |
6 Why Short Geodesics Are Segments | 132 |
7 Local Geometry in Constant Curvature | 134 |
8 Completeness | 137 |
9 Characterization of Segments | 139 |
10 Riemannian Isometries | 143 |
11 Further Study | 149 |
Sectional Curvature Comparison I | 153 |
2 Second Variation of Energy | 158 |
3 Nonpositive Sectional Curvature | 162 |
4 Positive Curvature | 169 |
5 Basic Comparison Estimates | 173 |
6 More on Positive Curvature | 176 |
7 Further Study | 182 |
Symmetric Spaces and Holonomy | 235 |
1 Symmetric Spaces | 236 |
2 Examples of Symmetric Spaces | 244 |
3 Holonomy | 252 |
4 Curvature and Holonomy | 256 |
5 Further Study | 262 |
6 Exercises | 263 |
Ricci Curvature Comparison | 265 |
2 Fundamental Groups and Ricci Curvature | 273 |
3 Manifolds of Nonnegative Ricci Curvature | 279 |
4 Further Study | 290 |
Convergence | 293 |
1 GromovHausdorff Convergence | 294 |
2 Hölder Spaces and Schauder Estimates | 301 |
3 Norms and Convergence of Manifolds | 307 |
4 Geometric Applications | 318 |
5 Harmonic Norms and Ricci curvature | 321 |
6 Further Study | 330 |
7 Exercises | 331 |
Sectional Curvature Comparison II | 333 |
2 Distance Comparison | 338 |
3 Sphere Theorems | 346 |
4 The Soul Theorem | 349 |
5 Finiteness of Betti Numbers | 357 |
6 Homotopy Finiteness | 365 |
7 Further Study | 372 |
De Rham Cohomology | 375 |
2 Elementary Properties | 379 |
3 Integration of Forms | 380 |
4 Ćech Cohomology | 383 |
5 De Rham Cohomology | 384 |
6 Poincaré Duality | 387 |
7 Degree Theory | 389 |
8 Further Study | 391 |
393 | |
397 | |
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Referências a este livro
Riemannian Geometry: A Beginners Guide, Second Edition Frank Morgan Não há visualização disponível - 1998 |