Opening the book…
ACKNOWLEDGMENT
The authors are grateful to William A. Shurcliff for the idea of a "handle" that displays on a Euclidean page the invariant magnitude of a particle’s momenergy 4-vector - a magnitude equal to the mass of the particle.
This page titled 7.8: End of Chapter was last modified on Wed, 15 Nov 2023 16:15:58 GMT and is shared under a CC BY 4.0 license and was authored, remixed, and/or curated by Edwin F. Taylor and John Archibald Wheeler (Self-Published (via W. H. Freeman and Co.)) via source content that was edited to the style and standards of the LibreTexts platform.
The book could not be loaded just now.