Bernard Schutz is Director of the Max Planck Institute for Gravitational Physics, a Professor at Cardiff University, UK, and an Honorary Professor at the University of Potsdam and the University of Hannover, Germany. He is also a Principal Investigator of the GEO600 detector project and a member of the Executive Committee of the LIGO Scientific Collaboration. Professor Schutz h...
Bernard Schutz is Director of the Max Planck Institute for Gravitational Physics, a Professor at Cardiff University, UK, and an Honorary Professor at the University of Potsdam and the University of Hannover, Germany. He is also a Principal Investigator of the GEO600 detector project and a member of the Executive Committee of the LIGO Scientific Collaboration. Professor Schutz has been awarded the Amaldi Gold Medal of the Italian Society for Gravitation.
原文摘录
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An observation made by the inertial observer is the act of assigning to any event the coordinates x, y, z of the location of its occurrence, and the time read by the clock at (x, y, z) when the event occurred.
It is not the time t on the wrist watch worn by a scientist located at (0, 0, 0) when he first learns of the event.
A visual observation is of this second type: the eye regards as simultaneous all events it sees at the same time; an inertial observer regards as simultaneous all events that occur at the same time as recorded by the clock nearest them when the events occurred. This distinction is important and must be borne in mind. Sometimes we will say ‘an observer sees . . .’ but this will only be shorthand for ‘measures’. We will never mean a visual observation unless we say so ... (查看原文)
0 有用 Dr ATCWO 2013-01-21 18:29:42
前几章张量的论述过于繁琐
0 有用 卡卡刚 2013-11-24 12:31:08
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1 有用 近自由Electron 2021-12-09 11:18:15
感谢schutz，使我得以在本科结束之前一窥广义相对论的面貌 协变导数的符号太恶心了
0 有用 zjuercz 2016-04-23 00:24:50
没读完…
0 有用 大头大头 2016-02-12 22:56:49
个人觉得很不错，正在读。