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20002011
most citedAverage growth of the spectral function on a Riemannian manifold

2 citations · 6 across the 5 of their papers we have counts for

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Showing 2001Show all

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math.SP2001

Periodic points of quasianalytic Hamiltonian billiards

M. Novitskii, Yu. Safarov

We study absolutely periodic points and trajectories of Hamiltonian systems. Our main result is a necessary and sufficient for a Hamiltonian system to have the following property:…

math.SP2001

Birkhoff's theorem and multidimensional numerical range

Yuri Safarov

We study the relation between the spectrum of a self-adjoint operator and its multidimensional numerical range. It turns out that the multidimensional numerical range is a convex s…