25 citations · 52 across the 12 of their papers we have counts for
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quant-ph2006★ 13 cited
An "anti-Gleason" phenomenon and simultaneous measurements in classical mechanics
Michael Entov, Leonid Polterovich, Frol Zapolsky
We report on an "anti-Gleason" phenomenon in classical mechanics: in contrast with the quantum case, the algebra of classical observables can carry a non-linear quasi-state, a mono…
math.SG2006★ 3 cited
Quasi-morphisms and the Poisson bracket
Michael Entov, Leonid Polterovich, Frol Zapolsky
For a class of symplectic manifolds, we introduce a functional which assigns a real number to any pair of continuous functions on the manifold. This functional has a number of inte…