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20042026
most citedThe second data release from the European Pulsar Timing Array: IV. Implications for massive black holes, dark matter and the early Universe

111 citations

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physics.class-ph2009

A classification of classical billiard trajectories

Bijan Bagchi, Atreyee Sinha

We examine the possible trajectories of a classical particle, trapped in a two-dimensional infinite rectangular well, using the Hamilton-Jacobi equation. We observe that three type…