A student recorded the class on camera and showed it to the principal following which the professor, Charan Singh, submitted a written apology to the students. In the video, Singh is seen writing three formulae on the blackboard. The first was "closeness - attraction = friendship", "closeness + attraction = romantic love" and the last of his formulae being "attraction - closeness = crush". The students are seen laughing while the professor goes on explaining each formula and are even heard saying "yes" to the explanation. The professor is seen teaching the formulae in Hindi passionately to the students explaining each word.

Source: bd News24 March 20, 2019 06:11 UTC