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The geodesic deviation equations, called also the Jacobi equations, describe only the first-order effects, linear in the small parameter characterizing the deviation from an original worldline. They can be easily generalized if we take into account the higher-order terms. Here we derive these higher-order equations not only directly, but also from the Taylor expansion of the variational principle itself. Then we show how these equations can be used in a novel approach to the two-body problem in General Relativity
R. Kerner. "Generalized geodesic deviations: a Lagrangean approach." Banach Center Publications 59.1 (2003): 173-188. <http://eudml.org/doc/281621>.
@article{R2003, abstract = {The geodesic deviation equations, called also the Jacobi equations, describe only the first-order effects, linear in the small parameter characterizing the deviation from an original worldline. They can be easily generalized if we take into account the higher-order terms. Here we derive these higher-order equations not only directly, but also from the Taylor expansion of the variational principle itself. Then we show how these equations can be used in a novel approach to the two-body problem in General Relativity}, author = {R. Kerner}, journal = {Banach Center Publications}, keywords = {geodesic deviations; Jacobi equations; two-body problem; general relativity; Lagrangian approach}, language = {eng}, number = {1}, pages = {173-188}, title = {Generalized geodesic deviations: a Lagrangean approach}, url = {http://eudml.org/doc/281621}, volume = {59}, year = {2003}, }
TY - JOUR AU - R. Kerner TI - Generalized geodesic deviations: a Lagrangean approach JO - Banach Center Publications PY - 2003 VL - 59 IS - 1 SP - 173 EP - 188 AB - The geodesic deviation equations, called also the Jacobi equations, describe only the first-order effects, linear in the small parameter characterizing the deviation from an original worldline. They can be easily generalized if we take into account the higher-order terms. Here we derive these higher-order equations not only directly, but also from the Taylor expansion of the variational principle itself. Then we show how these equations can be used in a novel approach to the two-body problem in General Relativity LA - eng KW - geodesic deviations; Jacobi equations; two-body problem; general relativity; Lagrangian approach UR - http://eudml.org/doc/281621 ER -