A huge number of mathematical formulas on a gray background with a light centerA huge number of mathematical formulas on a gray background with a light center
A famous scientist at the blackboard with formulasA famous scientist at the blackboard with formulas
A scientist on the background of a blackboard with formulasA scientist on the background of a blackboard with formulas
То, что образовалось из чего-н.. Обучение, просвещение. Совокупность знаний, полученных специальным обучением.