author: Spyropoulos, Vasileios_or_Pagourtzis%2C Aristeidis_or_Antoniadis%2C Ioannis_or_%CE%A8%CE%B5%CE%B9%CF%81%CE%AF%CE%B4%CE%BF%CF%85%2C %CE%91%CE%BD%CE%B1%CF%83%CF%84%CE%B1%CF%83%CE%AF%CE%B1__elsubjectTerm: I. MATHEMATICS AND COMPUTER SCIENCElang: el