1. Faculty of Exact and Natural Sciences Ilia Vekua Institute of Applied Mathematics (VIAM) Ivane Javakhishvili Tbilisi State University (TSU) Tbilisi Georgia
2. Institute of Mathematics School of Informational Technologies, Engineering and Mathematics The University of Georgia (UG) Tbilisi Georgia
3. Department of Numerical Mathematics and Modelling Ilia Vekua Institute of Applied Mathematics (VIAM) Ivane Javakhishvili Tbilisi State University (TSU) Tbilisi Georgia