Nontrivial stationary points of two-species self-structured communities and R. Law is considered. A way of investigating the
system of integro-differential equations describing
Direct estimation of SIR model parameters through second-order finite differences in the
ODEs. Then we arrive at a simple linear
system that can be solved explicitly and furnish
Construction of Planar Vector Fields with a Nonsimple Critical Point of Prescribed Topological Structure algebra, the qualitative theory of second-order dynamic
systems and classical methods for investigating
Parameters of numerical and analytical ephemerides of the moon use complex systems analysis methods on the coefficients of the Chebyshev polynomials produced by
integrating motion equations of the Solar
system bodies
Построение плоских векторных полей с заданными глобальными топологическими структурами of mathematical modeling of dynamic
systems with prescribed properties in various fields of science and technology.