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Comment on work of Umrigar and Anderson "Energy needed to propel a tiny spacecraft to Proxima Centauri, and, an unstated assumption in Einstein's 1905 paper" (arXiv:2502.04331v1) https://arxiv.org/abs/2502.15818 #physicsgenph
Comment on work of Umrigar and Anderson "Energy needed to propel a tiny spacecraft to Proxima Centauri, and, an unstated assumption in Einstein's 1905 paper" (arXiv:2502.04331v1) https://arxiv.org/abs/2502.15818 #physicsgenph