The homology of path spaces and Floer homology with conormal boundary conditions A Abbondandolo, A Portaluri, M Schwarz Journal of Fixed Point Theory and Applications 4, 263-293, 2008 | 53 | 2008 |
Spectral flow, Maslov index and bifurcation of semi-Riemannian geodesics P Piccione, A Portaluri, DV Tausk Annals of global Analysis and Geometry 25, 121-149, 2004 | 51 | 2004 |
A Morse index theorem for perturbed geodesics on semi-Riemannian manifolds M Musso, J Pejsachowicz, A Portaluri | 46 | 2005 |
Biological control of the chestnut gall wasp with T. sinensis: a mathematical model F Paparella, C Ferracini, A Portaluri, A Manzo, A Alma Ecological Modelling 338, 17-36, 2016 | 44 | 2016 |
Computation of the Maslov index and the spectral flow via partial signatures R Giambò, P Piccione, A Portaluri Comptes Rendus Mathematique 338 (5), 397-402, 2004 | 38 | 2004 |
Morse index and bifurcation of p-geodesics on semi Riemannian manifolds M Musso, J Pejsachowicz, A Portaluri ESAIM: Control, Optimisation and Calculus of Variations 13 (3), 598-621, 2007 | 31 | 2007 |
Index theory for heteroclinic orbits of Hamiltonian systems X Hu, A Portaluri Calculus of Variations and Partial Differential Equations 56 (6), 167, 2017 | 30 | 2017 |
Morse index and linear stability of the Lagrangian circular orbit in a three-body-type problem via index theory V Barutello, RD Jadanza, A Portaluri Archive for Rational Mechanics and Analysis 219, 387-444, 2016 | 27 | 2016 |
On the dihedral n-body problem DL Ferrario, A Portaluri Nonlinearity 21 (6), 1307, 2008 | 26 | 2008 |
A mathematical model of flavescence dorée epidemiology F Lessio, A Portaluri, F Paparella, A Alma Ecological modelling 312, 41-53, 2015 | 22 | 2015 |
A Morse–Smale index theorem for indefinite elliptic systems and bifurcation A Portaluri, N Waterstraat Journal of Differential Equations 258 (5), 1715-1748, 2015 | 22 | 2015 |
Linear instability of relative equilibria for n-body problems in the plane VL Barutello, RD Jadanza, A Portaluri Journal of Differential Equations 257 (6), 1773-1813, 2014 | 22 | 2014 |
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 arXiv preprint math/0306187, 2003 | 16 | 2003 |
Bifurcation results for critical points of families of functionals A Portaluri, N Waterstraat | 12 | 2014 |
An index theory for asymptotic motions under singular potentials VL Barutello, X Hu, A Portaluri, S Terracini Advances in Mathematics 370, 107230, 2020 | 11 | 2020 |
On bifurcation for semilinear elliptic Dirichlet problems and the Morse–Smale index theorem A Portaluri, N Waterstraat Journal of Mathematical Analysis and Applications 408 (2), 572-575, 2013 | 11 | 2013 |
On bifurcation for semilinear elliptic Dirichlet problems on geodesic balls A Portaluri, N Waterstraat Journal of Mathematical Analysis and Applications 415 (1), 240-246, 2014 | 10 | 2014 |
Maslov index of Hamiltonian systems A Portaluri arXiv preprint math/0405153, 2004 | 10 | 2004 |
Bifurcation of heteroclinic orbits via an index theory X Hu, A Portaluri Mathematische Zeitschrift 292 (1), 705-723, 2019 | 9 | 2019 |
A bifurcation result for semi-Riemannian trajectories of the Lorentz force equation P Piccione, A Portaluri Journal of Differential Equations 210 (2), 233-262, 2005 | 9 | 2005 |