Terms for subject Mathematics containing by itself

English	Russian
by itself	само по себе
by itself	самостоятельно
by itself	автоматически
each ... by itself	каждый в отдельности
electric charge, although not directly observable, makes itself evident by such means as	хотя
electric charge makes itself evident by such means as	себя
taken by itself	отдельно взятый (A.Rezvov)