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gr-qc2004
Time 'betwins'
Thierry Grandou, Jacques L. Rubin
Discussions on the Langevin Twins 'paradox' are most often based on a "triangular" diagram which outlines the twins spacetime travels. It won't be our way, avoiding what we think t…
hep-th2004
Spacetime deployments parametrized by gravitational and electromagnetic fields
Jacques L. Rubin, Thierry Grandou
On the basis of a "Punctual" Equivalence Principle of the general relativity context, we consider spacetimes with measurements of conformally invariant physical properties. Then, a…