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Sulla teoria della relatività. Osservazioni svolte durante la discussione alla sezione di Roma. (Q1459839)

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scientific article; zbMATH DE number 2599613
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Sulla teoria della relatività. Osservazioni svolte durante la discussione alla sezione di Roma.
scientific article; zbMATH DE number 2599613

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    Sulla teoria della relatività. Osservazioni svolte durante la discussione alla sezione di Roma. (English)
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    1923
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    Die Grundlage der allgemeinen Relativitätstheorie bildet in bekannter Weise die Differentialform \[ ds^2 = \sum_{i,k=0}^3 g_{ik}dx_idx_k; \tag{1} \] dieselbe definiert u. a. auch die Eigenzeit, und die Möglichkeit einer direkten Messung der letzteren würde die \(g_{ik}\) experimentell festzulegen gestatten. Eine solche Möglichkeit besteht aber kaum; trotzdem wird eine experimentelle Bestimmung der \(g_{ik}\) durchführbar, wenn die beiden fundamentalen Hypothesen der Einsteinschen Theorie hinzugenommen werden: a) Ausbreitung des Lichtes nach \(ds^2 = 0\), b) Bewegung eines materiellen Punktes auf den geodätischen Linien von (1).
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