| Preface | p. ix |
| Geometry of the Tangent Bundle | p. 1 |
| The Tangent Bundle | p. 2 |
| Connections and Horizontal Vector Fields | p. 4 |
| The Dombrowski Map and the Sasaki Metric | p. 6 |
| The Tangent Sphere Bundle | p. 26 |
| The Tangent Sphere Bundle over a Torus | p. 29 |
| Harmonic Vector Fields | p. 37 |
| Vector Fields as Isometric Immersions | p. 38 |
| The Energy of a Vector Field | p. 41 |
| Vector Fields Which Are Harmonic Maps | p. 46 |
| The Tension of a Vector Field | p. 49 |
| Variations through Vector Fields | p. 56 |
| Unit Vector Fields | p. 58 |
| The Second Variation of the Energy Function | p. 73 |
| Unboundedness of the Energy Functional | p. 81 |
| The Dirichlet Problem | p. 82 |
| Conformal Change of Metric on the Torus | p. 106 |
| Sobolev Spaces of Vector Fields | p. 108 |
| Harmonicity and Stability | p. 129 |
| Hopf Vector Fields on Spheres | p. 130 |
| The Energy of Unit Killing Fields in Dimension 3 | p. 140 |
| instability of Hopf Vector Fields | p. 146 |
| Existence of Minima in Dimension > 3 | p. 151 |
| Brito's Functional | p. 155 |
| The Brito Energy of the Reeb Vector | p. 158 |
| Vector Fields with Singularities | p. 164 |
| Normal Vector Fields on Principal Orbits | p. 179 |
| RiemannianTori | p. 188 |
| Harmonicity and Contact Metric Structures | p. 205 |
| H-Contact Manifolds | p. 206 |
| Three-Dimensional H-Contact Manifolds | p. 218 |
| Stability of the Reeb Vector Field | p. 233 |
| Harmonic Almost Contact Structures | p. 243 |
| Reeb Vector Fields on Real Hypersurfaces | p. 245 |
| Harmonicity and Stability of the Geodesic Flow | p. 259 |
| Harmonicity with Respect to g-Natural Metrics | p. 273 |
| g-Natural Metrics | p. 275 |
| Naturally Harmonic Vector Fields | p. 282 |
| Vector Fields Which Are Naturally Harmonic Maps | p. 290 |
| Geodesic Flow with Respect to g-Natural Metrics | p. 302 |
| The Energy of Sections | p. 307 |
| The Horizontal Bundle | p. 309 |
| The Sasaki Metric | p. 316 |
| The Sphere Bundle U(E) | p. 320 |
| The Energy of Cross Sections | p. 324 |
| Unit Sections | p. 326 |
| Harmonic Sections in Normal Bundles | p. 329 |
| The Energy of Oriented Distributions | p. 332 |
| Examples of Harmonic Distributions | p. 337 |
| The Chacon-Naveira Energy | p. 344 |
| Harmonic Vector Fields in CR Geometry | p. 355 |
| The Canonical Metric | p. 359 |
| Bundles of Hyperquadrics in (T(M),J, Gs) | p. 365 |
| Harmonic Vector Fields from C(M) | p. 377 |
| Boundary Values of Bergman-Harmonic Maps | p. 387 |
| Pseudo harmonic Maps | p. 389 |
| The Pseudo hermitian Biegung | p. 394 |
| The Second Variation Formula | p. 401 |
| Lorentz Geometry and Harmonic Vector Fields | p. 407 |
| A Few Notions of Lorentz Geometry | p. 407 |
| Energy Functionals and Tension Fields | p. 410 |
| The Spacelike Energy | p. 412 |
| The Second Variation of the Spacelike Energy | p. 431 |
| Conformal Vector Fields | p. 434 |
| Twisted Cohomologies | p. 437 |
| The Stokes Theorem on Complete Manifolds | p. 447 |
| Complex Monge-Ampere Equations | p. 457 |
| Introduction | p. 457 |
| Strictly Parabolic Manifolds | p. 460 |
| Foliations and Monge-Ampere Equations | p. 461 |
| Adapted Complex Structures | p. 464 |
| CR Submanifolds of Grauert Tubes | p. 468 |
| Exceptional Orbits of Highest Dimension | p. 473 |
| Reilly's Formula | p. 479 |
| References | p. 491 |
| Index | p. 505 |
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