Abstract
Applying the theory of sources I consider the consequences of using field theoretical 3- graviton vertex instead of the vertex of general relativity. As an example I look for the lowest nonlinear terms in the exteriormetric of a spherically symmetric body. Themethod suggests that the algorithm of obtaining the metric cannot be reduced to solving the Einstein equation. It also seems that in nonlinear approximation the concept of a test particle moving in external gravitational field can be sustained only for a nonrelativistic particle.
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Original Russian Text © A.I. Nikishov, 2018, published in Kratkie Soobshcheniya po Fizike, 2018, Vol. 45, No. 11, pp. 50–61.
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Nikishov, A.I. On a Phenomenological Approach to Gravity. Bull. Lebedev Phys. Inst. 45, 360–368 (2018). https://doi.org/10.3103/S106833561811009X
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DOI: https://doi.org/10.3103/S106833561811009X