5: Trekking through Spacetime Last updated Jan 20, 2022 Save as PDF 4.E: Trip to Canopus (Exercises) 5.1: Time? No. Spacetime Map? Yes. Page ID57727 Edwin F. Taylor & John Archibald WheelerMassachusetts Institute of Technology via Self-Published (via W. H. Freeman and Co.) ( \newcommand{\kernel}{\mathrm{null}\,}\) 5.1: Time? No. Spacetime Map? Yes.5.2: Same Events; Different Free-float Frames5.3: Invariant Hyperbola5.4: Worldline5.5: Length Along a Path5.6: Wristwatch Time Along a Worldline5.7: Kinked Worldline5.8: Stretch Factor5.9: Touring Spacetime Without a Reference Frame5.10: End of Chapter5.E: Trekking through Spacetime (Exercises)5.S: Trekking through Spacetime (Summary)