G Marmo et al 1990 Class. Quantum Grav. 7 2155 doi:10.1088/0264-9381/7/11/023
G Marmo, C Rubano and G Thompson
Show affiliationsThe algebraic techniques for the solution of the inverse problem in the calculus of variations are used to investigate when the motion of test particles comes from a metric tensor.
83C05 Einstein's equations (general structure, canonical formalism, Cauchy problems)
Issue 11 (November 1990)
G Marmo et al 1990 Class. Quantum Grav. 7 2155
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