Abstract
We study a model of a multi-species ecosystem described by Lotka-Volterra-like equations. Interactions among species form a network whose evolution is determined by the dynamics of the model. Numerical simulations show power-law distribution of intervals between extinctions, but only for ecosystems with sufficient variability of species and with networks of connectivity above certain threshold that is very close to the percolation threshold of the network. Effects of slow environmental changes on extinction dynamics are also examined. © Springer-Verlag Berlin Heidelberg 2004.
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CITATION STYLE
Coppex, F., Droz, M., & Lipowski, A. (2004). Lotka-Volterra model of macro-evolution on dynamical networks. Lecture Notes in Computer Science (Including Subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics), 3039, 742–749. https://doi.org/10.1007/978-3-540-25944-2_96
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