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Topological signature of first-order phase transitions in a mean-field model

✍ Scribed by Angelani, L; Casetti, L; Pettini, M; Ruocco, G; Zamponi, F


Book ID
115503897
Publisher
EDP Sciences
Year
2003
Tongue
English
Weight
294 KB
Volume
62
Category
Article
ISSN
0295-5075

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We introduce an analytical model for population dynamics with intra-specific competition, mutation and assortative mating as basic ingredients. The set of equations that describes the time evolution of population size in a mean-field approximation may be decoupled. We find a phase transition leading