THE WEFT. “To describe the different space-times, it is necessary to discuss particle paths delineating the space-time configurations. Light rays are frequently employed for that, but any particle path would be affected by a change in the space-time metric.”
https://link.springer.com/content/pdf/10.1007/JHEP07(2019)140.pdf
linkedin post 2022-06-29 05:12:48
Nigel Fleming
September 21, 2022