Poor level of the school leavers’ mathematics knowledge as systemic problem of the educa-tion system. Journal title: Дидактика математики: проблемы и исследования Authors: Papazova Elena, Gulakova Senior Lecturer Marina Subject(s):
Algebraic structures in fundamental courses of algebra and the theory of numbers. Journal title: Дидактика математики: проблемы и исследования Authors: Olena Skafa, Lyudmila Selyakova Subject(s):
