63 citations · 493 across the 42 of their papers we have counts for
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math.DG2003★ 8 cited
On the Maslov index of symplectic paths that are not transversal to the Maslov cycle. Semi-Riemannian index theorems in the degenerate case
R. Giambo, P. Piccione, A. Portaluri
We use the notion of generalized signatures at a singularity of a smooth curve of symmetric bilinear forms to determine a formula for the computation of the Maslov index in the cas…
gr-qc2003★ 35 cited
Gravitational collapse of barotropic spherical fluids
Roberto Giambo', Fabio Giannoni, Giulio Magli +1
The gravitational collapse of spherical, barotropic perfect fluids is analyzed here. For the first time, the final state of these systems is studied without resorting to simplifyin…