B. Hernandezbermejo et V. Fairen, A CONSTANT OF MOTION IN 3D IMPLIES A LOCAL GENERALIZED HAMILTONIAN-STRUCTURE, Physics letters. A, 234(1), 1997, pp. 35-40
We demonstrate that a Poisson structure can always be associated to a
general nonautonomous 3D vector field of ODEs by means of a diffeomorp
hism that preserves both the orientation and the volume of phase-space
. The only prerequisite is the existence of one constant of motion. (C
) 1997 Published by Elsevier Science B..V.