Preface
PART I
CALCULUS IN THE PLANE
CHAPTER 1 Path Integrals
1a. Differential Forms and Path Integrals
1b. When Are Path Integrals Independent of Path
1c. A Criterion for Exactness
CHAPTER 2 Angles and Deformations
2a. Angle Functions and Winding Numbers
2b. Reparametrizing and Deforming Paths
2e. Vector Fields and Fluid Flow
PART II WINDING NUMBERS
CHAPTER 3 The Winding Number
3a. Definition of the Winding Number
3b. Homotopy and Reparametrization
3c. Varying the Point
3d. Degrees and Local Degrees
CHAPTER 4 Applications of Winding Numbers
4a. The Fundamental Theorem of Algebra
4b. Fixed Points and Retractions
4c. Antipodes
4d. Sandwiches
PART III COHOMOLOGY AND HOMOLOGY, I
CHAPTER 5 De Rham Cohomology and the Jordan Curve Theorem
5a. Definitions of the De Rham Groups
5b. The Coboundary Map
5c. The Jordan Curve Theorem
5d. Applications and Variations
CHAPTER 6 Homology
6a. Chains, Cycles, and HoU
6b. Boundaries, H1U, and Winding Numbers
6c. Chains on Grids
6d. Maps and Homology
6e. The First Homology Group for General Spaces
PART IV VECTOR FIELDS
CHAPTER 7 Indices of Vector Fields
7a. Vector Fields in the Plane
7b. Changing Coordinates
7c. Vector Fields on a Sphere
CHAPTER 8 Vector Fields on Surfaces
8a. Vector Fields on a Torus and Other Surfaces
8b. The Euler Characteristic
PART V COHOMOLOGY AND HOMOLOGY, II
CHAPTER 9 Holes and Integrals
9a. Multiply Connected Regions
9b. Integration over Continuous Paths and Chains
9c. Periods of Integrals
9d. Complex Integration
CHAPTER 10 Mayer-Vietoris
10a. The Boundary Map
10b. Mayer-Vietoris for Homology
10c. Variations and Applications
10d. Mayer-Vietoris for Cohomology
PART VI COVERING SPACES AND FUNDAMENTAL GROUPS, I
CHAPTER 11 Coveting Spaces
CHAPTER 12 The Fundamental Group
PART VII COVERING SPACES AND FUNDAMENTAL GROUPS, II
CHAPTER 13 The Fundamental Group and Covering Spaces
CHAPTER 14 The Van Kampen Theorem
PART VIII COHOMOLOGY AND HOMOLOGY, III
CHAPTER 15 Cohomology
CHAPTER 16 Variations
PART IX TOPOLOGY OF SURFACES
CHAPTER 17 The Topology of Surfaces
CHAPTER 18 Cohomology on Surfaces
PART X RIEMANN SURFACES
CHAPTER 19 Riemann Surfaces
CHAPTER 20 Riemann Surfaces and Algebraic Curves
CHAPTER 21 The Riemann-Roch Theorem
PART XI HIGHER DIMENSIONS
CHAPTER 22 Toward Higher Dimensions
CHAPTER 23 Higher Homology
CHAPTER 24 Duality
APPENDICES
APPENDIX A
APPENDIX B
APPENDIX C
APPENDIX D
APPENDIX E
Index of symbols
Index