4D SPACE-TIME. “Remarkably, the rotation of polarization vector, the birefringence and the spin Hall effect of light propagating in gravitational field may be obtained by means of differential geometry methods, which further implies the view of the four-dimensional space-time as a medium.”
https://lnkd.in/dATr5iE7
linkedin post 2022-06-29 05:12:48
Nigel Fleming
September 21, 2022