From 1971 to 1976, he studied at Ivane Javakhishvili Tbilisi State University (TSU), faculty of mechanics and mathematics. In 1976, he obtained a diploma in mathematics with a specialization in computational mathematics. He has been working at the Ilia Vekua Institute of Applied Mathematics (VIAM) of Ivane Javakhishvili Tbilisi State University (TSU) since 1976. In 1994, he was awarded a degree of Candidate of Sciences in Physics and Mathematics (Computational Mathematics), and ten years later, he gained the title of docent. He has been working as an assistant professor at TSU, the faculty of exact and natural sciences, department of numerical analysis and computational technologies from 2012 to 2016. Mr. Papukashvili has published more than 50 scientific papers.