نتایج جستجو برای: volterras population model

تعداد نتایج: 2697164  

Journal: :Quarterly of Applied Mathematics 1994

Journal: :Transportation Research Part B: Methodological 2016

Journal: :Proceedings of the National Academy of Sciences 1974

Journal: :Journal of Mathematical Sciences 2021

The paper considers an age-dependent population model where the mortality function is given by Tornquist distribution. As a result of investigation, we obtain conditions existence nonnegative stationary states in this model.

Journal: :Journal of Applied Mathematics, Statistics and Informatics 2017

Journal: :The Astrophysical Journal 2018

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