Geometry of special relativity

1. Introduction. 1.1 Newton’s Relativity. 1.2. Einstein’s Relativity. 2. The Physics of Special Relativity. 2.1. Observers and Measurement. 2.2. The Postulates of Special Relativity. 2.3. Time Dilation and Length Contraction. 2.4. Lorentz Transformations. 2.5. Addition of Velocities. 2.6. The Interval. 3. Circle Geometry. 3.1. The Geometry of Trigonometry. 3.2. Distance. 3.3. Circle Trigonometry. 3.4. Triangle Trigonometry. 3.5. Rotations. 3.6. Projections. 3.7. Addition Formulas. 4. Hyperbola Geometry. 4.1. Hyperbolic Trigonometry. 4.2 Distance. 4.3. Hyperbola Trigonometry. 4.4. Triangle Trigonometry. 4.5. Rotations. 4.6. Projections. 4.7. Addition Formulas. 4.8. Combining Circle and Hyperbola Trigonometry. 5. The Geometry of Special Relativity. 5.1. The Surveyors. 5.2. Spacetime Diagrams. 5.3. Lorentz Transformations. 5.4. Space and Time. 5.5. The Geometry of Lorentz Transformations. 5.6. Dot Product. 6. Applications. 6.1. Drawing Spacetime Diagrams. 6.2. Addition of Velocities. 6.3. Length Contraction. 6.4. Time Dilation. 6.5. Doppler Shift. 7. Problems I. 7.1. Warmup. 7.2. Practice. 7.3. The Getaway. 7.4. Angles Are Not Invariant. 7.5. Interstellar Travel. 7.6. Observation. 7.7 Cosmic Rays. 7.8. Doppler Effect. 8. Paradoxes. 8.1. Special Relativity Paradoxes. 8.2. The Pole and Barn Paradox. 8.3. The Twin Paradox. 8.4. Manhole Covers. 9. Relativistic Mechanics. 9.1. Proper Time. 9.2. Velocity. 9.3. Conservation Laws. 9.4. Energy. 9.5. Useful Formulas. 9.6. Higher Dimensions. 10. Problems II. 10.1. Mass Isn’t Conserved. 10.2. Identical Particles. 10.3. Pion Decay I. 10.4. Mass and Energy. 10.5. Pion Decay II. 11. Relativistic Electromagnetism. 11.1. Magnetism from Electricity. 11.2. Lorentz Transformations. 11.3. Vectors. 11.4. Tensors. 11.5. The Electromagnetic Field. 11.6. Maxwell’s Equations. 11.7. The Unification of Special Relativity. 12. Problems III. 12.1. Vanishing Fields. 12.2. Parallel and Perpendicular Fields. 13. Beyond Special Relativity. 13.1. Problems with Special Relativity. 13.2. Tidal Effects. 13.3. Differential Geometry. 13.4. General Relativity. 13.5. Uniform Acceleration and Black Holes. 14. Three-Dimensional Spacetime Diagrams. 14.1. Introduction. 14.2. The Rising Manhole. 14.3. The Moving Spotlight. 14.4. The Lorentzian Inner Product. 14.5. Transverse Directions. 15. Minkowski Area via Light Boxes. 15.1. Area in Special Relativity. 15.2. Measuring with Light Boxes. 16. Hyperbolic Geometry. 16.1. Non-Euclidean Geometry. 16.2. The Hyperboloid. 16.3. The Poincaré Disk. 16.4. The Klein Disk. 16.5. The Pseudosphere. 17. Calculus. 17.1. Circle Trigonometry. 17.2. Hyperbolic Trigonometry. 17.3. Exponentials (and Logarithms). Bibliography. Index.