Now showing items 1-2 of 2
Automorphisms of Ordinary Differential Equations
(Hindawi Publishing Corporation, 2014-01-29)
The paper deals with the local theory of internal symmetries of underdetermined systems of ordinary differential equations in full generality. The symmetries need not preserve the choice of the independent variable, the ...
Stabilization of company’s income modeled by a system of discrete stochastic equations
(Springer Nature, 2014-11-15)
The paper deals with a system of difference equations where the coefficients depend on Markov chains. The functional equations for a particular density and the moment equations for the system are derived and used in the ...