PT - JOURNAL ARTICLE AU - MACUROVÁ, Anna AU - MACURA, Dušan TI - DIFFERENTIAL EQUATIONS SYSTEMS AND COORDINATE SYSTEMS DP - 2008 Jul 1 TA - Trends in education PG - 574--577 VI - 1 IP - 1 IS - 18058949 AB - The article introduces some coordinate systems important for transformation nonlinear differential equations system and investigated the properties of the solutions. The nonlinear differential equations systems are investigated as quasilinear differential equations systems.