We describe the structure of quadratic operators of a two-sex population that differs from the model studied by Lyubich and give an example of nonergodic quadratic operator for a two-sex population.
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Translated from Ukrains’kyi Matematychnyi Zhurnal, Vol. 65, No. 8, pp. 1152–1160, August, 2013.
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Ganikhodzhaev, N.N., Zhamilov, U.U. & Mukhitdinov, R.T. Nonergodic Quadratic Operators for a Two-Sex Population. Ukr Math J 65, 1282–1291 (2014). https://doi.org/10.1007/s11253-014-0858-2
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DOI: https://doi.org/10.1007/s11253-014-0858-2