Some results for generalized cochains.
Some remark on the stability problems for de Rham currents.
The spectral stability of the rigid body with three linear controls.
On some properties of Brandt groupoids.
On some properties of the symplectic and Hamiltonian matrices.
Some mechanical systems and their equilibrium states.
Currents on Lie groups.
Cohomology groups of a groupoid.
Geometric prequantization of a generalized mechanical system.
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