17 citations · 19 across the 7 of their papers we have counts for
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math.DS2016
Monotone Dynamical Systems with Polyhedral Order Cones and Dense Periodic Points
Morris W. Hirsch
Let X be a subset of R^n whose interior is connected and dense in X, ordered by a polyhedral cone in R^n with nonempty interior. Let T be a monotone homeomorphism of X whose period…
math.DS2016★ 2 cited
Zero sets of Lie algebras of analytic vector fields on real and complex 2-dimensional manifolds, II
Morris W. Hirsch, F. -J. Turiel
On a real () or complex () analytic connected 2-manifold with empty boundary consider two vector fields . We say that {\it tr…