1. Glushkov Institute of Cybernetics, National Academy of Sciences of Ukraine,Department of Numerical Methods Optimization,Kyiv,Ukraine,03187
2. Computer Technology, Automation and Metrology Institute, Lviv Polytechnic National University,Lviv,Ukraine
3. National Technical University of Ukraine “Igor Sikorsky Kyiv Polytechnic Institute”,Devices Making Faculty,Kyiv,Ukraine,03187