The classroom material is taken from books by M.L. Aggarwal, who taught mathematics at DAV college Jalandhar (India) for more than 35 years. He is now settled in Delhi at A-59, Yojana Vihar, Delhi-110092. He can be contacted at

This site created around the year 1998 has now been totally revamped by Anshul Aggrawal, who is a third year student in I.I.T. Delhi. Any suggestions/criticism about the site design and contents are most welcome at

Ankita Aggarwal is also involved in many aspects of this Portal. Presently she is working in an MNC, after completing her B.Tech. in Computer Science from NSIT, Delhi and then MBA from IIM Kozhikode. She can be contacted at