Search Results - "Nusse, Helena E."
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Chaotic attractors, chaotic saddles, and fractal basin boundaries: Goodwin's nonlinear accelerator model reconsidered
Published in Chaos, solitons and fractals (01-04-2002)“…Goodwin's nonlinear accelerator model with periodic investment outlays is reconsidered and used as an economic example of the emergence of complex motion in…”
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Robust dangerous border-collision bifurcations in piecewise smooth systems
Published in Physical review letters (20-02-2004)“…Physical and computer experiments involving systems describable by piecewise smooth continuous maps that are nondifferentiable on some surface in phase space…”
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On the creation of Wada basins in interval maps through fixed point tangent bifurcation
Published in Physica. D (15-07-2005)“…Basin boundaries play an important role in the study of dynamics of nonlinear models in a variety of disciplines such as biology, chemistry, economics,…”
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Basins of Attraction
Published in Science (American Association for the Advancement of Science) (08-03-1996)“…Many remarkable properties related to chaos have been found in the dynamics of nonlinear physical systems. These properties are often seen in detailed computer…”
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Stagger-and-step method: detecting and computing chaotic saddles in higher dimensions
Published in Physical review letters (12-03-2001)“…Chaotic transients occur in many experiments including those in fluids, in simulations of the plane Couette flow, and in coupled map lattices. These transients…”
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Scaling properties of saddle-node bifurcations on fractal basin boundaries
Published in Physical review. E, Statistical physics, plasmas, fluids, and related interdisciplinary topics (01-12-2003)“…We analyze situations where a saddle-node bifurcation occurs on a fractal basin boundary. Specifically, we are interested in what happens when a system…”
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Periodicity versus chaos in the dynamics of cobweb models
Published in Journal of economic behavior & organization (01-05-1996)“…This paper studies the dynamics of economic models when two parameters are simultaneously varied and concentrates on the dynamics of the cobweb model with…”
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Cycles and chaos in a socialist economy
Published in Journal of economic dynamics & control (1995)“…This paper deals with the dynamics of a continuous piecewise linear model of a socialist economy. The model has Hicksian-type nonlinearities: it is a linear…”
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The equality of fractal dimension and uncertainty dimension for certain dynamical systems
Published in Communications in mathematical physics (01-11-1992)Get full text
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Is every approximate trajectory of some process near an exact trajectory of a nearby process?
Published in Communications in mathematical physics (01-09-1988)Get full text
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"Period Three to Period Two" Bifurcation for Piecewise Linear Models
Published in Journal of economics (Vienna, Austria) (01-01-1991)“…In Hommes, Nusse, and Simonovits (1990) the dynamics of a simple economic model was studied. Although this piecewise linear model is quite simple, its dynamics…”
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Wild hyperbolic sets, yet no chance for the coexistence of infinitely many KLUS-simple newhouse attracting sets
Published in Communications in mathematical physics (01-03-1992)Get full text
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Bifurcations of basins of attraction from the view point of prime ends
Published in Topology and its applications (01-07-2007)“…In dynamical systems examples are common in which two or more attractors coexist, and in such cases the basin boundary is nonempty and the basins often have…”
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Multiple Attractor Bifurcations: A Source of Unpredictability in Piecewise Smooth Systems
Published in Physical review letters (22-11-1999)“…There exists a variety of physically interesting situations described by continuous maps that are nondifferentiable on some surface in phase space. Such…”
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Wada basin boundaries and basin cells
Published in Physica. D (01-02-1996)“…In dynamical systems examples are common in which two or more attractors coexist, and in such cases the basin boundary is nonempty. We consider a…”
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Does an Unstable Keynesian Unemployment Equilibrium in a Non-Walrasian Dynamic Macroeconomic Model Imply Chaos?
Published in The Scandinavian journal of economics (01-01-1989)“…The non-Walrasian model introduced by Simonovits (1982) is based on a disequilibrium model with inventory dynamics. Simonovits conjectures that, if the…”
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Fractal basin boundaries generated by basin cells and the geometry of mixing chaotic flows
Published in Physical review letters (24-01-2000)“…Experiments and computations indicate that mixing in chaotic flows generates certain coherent spatial structures. If a two-dimensional basin has a basin cell…”
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Lack of predictability in dynamical systems with drift: scaling of indeterminate saddle-node bifurcations
Published in Physics letters. A (01-12-2003)“…We consider systems that depend slowly on time (i.e., they drift) in such a way that the system slowly sweeps through a saddle-node bifurcation of a periodic…”
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Universal behavior of impact oscillators near grazing incidence
Published in Physics letters. A (22-05-1995)“…A grazing bifurcation is the bifurcation that takes place as a mechanical oscillator system evolves smoothly from a nonimpacting to an impacting state. This…”
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