Franz Hofbauer, Josef Hofbauer, Peter Raith and Thomas Steinberger (1998):

Intermingled basins in a two species system.

J. Math. Biology 49 (2004), 293-309.

Abstract. We present simple examples of two species systems with complicated dynamic behaviour. From almost all initial conditions one of the two species dies out. But the survivor is unpredictable: The basins of the two chaotic one-species attractors are everywhere dense and intermingled.

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