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1Mathematics Physics

A representation of the phase space of a dynamic system, indicating all possible trajectories.- 1.1The intersection of a Poincaré map representation with a given line, plane, etc.
*‘The resulting plot, known as a Poincaré section, shows points scattered across the plane - like bullets puncturing a sheet of paper.’**‘This is called a Poincaré section (above right), and the intersections of the red and green lines mark the locations and speeds at which one can segue from manifold to manifold for free.’*

- 1.1The intersection of a Poincaré map representation with a given line, plane, etc.

1950s from the name of the French mathematician and philosopher of science Jules-Henri Poincaré (1854–1912).

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