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Browsing Natural and Agricultural Sciences by Postgraduate "Terefe, Yibeltal Adane"
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(University of Pretoria, 2012)The classical SIR and SIS epidemiological models are extended by considering the number of adequate contacts per infective in unit time as a function of the total population in such a way that this number grows less rapidly ...
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(University of Pretoria, 2015)We design and investigate the reliability of various nonstandard nite di erence (NSFD) schemes for the SIS epidemiological model in three di erent settings. For the classical SIS model, we construct two new NSFD schemes ...
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