Preface | p. xi |
Basics | p. 1 |
Smooth Functions | p. 1 |
Measures | p. 6 |
Lebesgue Measure | p. 10 |
Integration | p. 12 |
Measurable Functions | p. 12 |
The Integral | p. 14 |
Lebesgue Spaces | p. 20 |
Product Measures and the Fubini-Tonelli Theorem | p. 21 |
The Exterior Algebra | p. 22 |
The Generalized Pythagorean Theorem | p. 25 |
The Hausdorff Distance and Steiner Symmetrization | p. 33 |
Borel and Suslin Sets | p. 42 |
Caratheodory's Construction and Lower-Dimensional Measures | p. 53 |
The Basic Definition | p. 53 |
Hausdorff Measure and Spherical Measure | p. 55 |
A Measure Based on Parallelepipeds | p. 56 |
Projections and Convexity | p. 57 |
Other Geometric Measures | p. 58 |
Summary | p. 59 |
The Densities of a Measure | p. 61 |
A One-Dimensional Example | p. 63 |
Caratheodory's Construction and Mappings | p. 64 |
The Concept of Hausdorff Dimension | p. 67 |
Some Cantor Set Examples | p. 69 |
Basic Examples | p. 70 |
Some Generalized Cantor Sets | p. 72 |
Cantor Sets in Higher Dimensions | p. 73 |
Invariant Measures and the Construction of Haar Measure | p. 77 |
The Fundamental Theorem | p. 78 |
Haar Measure for the Orthogonal Group and the Grassmannian | p. 84 |
Remarks on the Manifold Structure of G(N, M) | p. 88 |
Covering Theorems and the Differentiation of Integrals | p. 91 |
Wiener's Covering Lemma and Its Variants | p. 91 |
The Besicovitch Covering Theorem | p. 99 |
Decomposition and Differentiation of Measures | p. 109 |
The Riesz Representation Theorem | p. 115 |
Maximal Functions Redux | p. 122 |
Analytical Tools: The Area Formula, the Coarea Formula, and Poincare Inequalities | p. 125 |
The Area Formula | p. 125 |
Linear Maps | p. 126 |
C[superscript 1] Functions | p. 132 |
Rademacher's Theorem | p. 134 |
The Coarea Formula | p. 137 |
Measure Theory of Lipschitz Maps | p. 140 |
Proof of the Coarea Formula | p. 142 |
The Area and Coarea Formulas for C[superscript 1] Submanifolds | p. 143 |
Rectifiable Sets | p. 148 |
Poincare Inequalities | p. 151 |
The Calculus of Differential Forms and Stokes's Theorem | p. 159 |
Differential Forms and Exterior Differentiation | p. 159 |
Stokes's Theorem | p. 164 |
Introduction to Currents | p. 173 |
A Few Words about Distributions | p. 174 |
The Definition of a Current | p. 177 |
Constructions Using Currents and the Constancy Theorem | p. 183 |
Further Constructions with Currents | p. 189 |
Products of Currents | p. 189 |
The Pushforward | p. 190 |
The Homotopy Formula | p. 193 |
Applications of the Homotopy Formula | p. 193 |
Rectifiable Currents with Integer Multiplicity | p. 195 |
Slicing | p. 204 |
The Deformation Theorem | p. 211 |
Proof of the Unscaled Deformation Theorem | p. 217 |
Applications of the Deformation Theorem | p. 222 |
Currents and Calculus of Variations | p. 225 |
Proof of the Compactness Theorem | p. 225 |
Integer-Multiplicity 0-Currents | p. 226 |
A Rectifiability Criterion for Currents | p. 231 |
MBV Functions | p. 232 |
The Slicing Lemma | p. 237 |
The Density Lemma | p. 238 |
Completion of the Proof of the Compactness Theorem | p. 240 |
The Flat Metric | p. 241 |
Existence of Currents Minimizing Variational Integrals | p. 244 |
Minimizing Mass | p. 244 |
Other Integrands and Integrals | p. 245 |
Density Estimates for Minimizing Currents | p. 250 |
Regularity of Mass-Minimizing Currents | p. 255 |
Preliminaries | p. 256 |
The Height Bound and Lipschitz Approximation | p. 262 |
Currents Defined by Integrating over Graphs | p. 269 |
Estimates for Harmonic Functions | p. 272 |
The Main Estimate | p. 286 |
The Regularity Theorem | p. 303 |
Epilogue | p. 308 |
Appendix | p. 311 |
Transfinite Induction | p. 311 |
Dual Spaces | p. 313 |
Line Integrals | p. 316 |
Pullbacks and Exterior Derivatives | p. 319 |
References | p. 323 |
Index of Notation | p. 329 |
Index | p. 335 |
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