Dear students, Welcome to Gautam Singla Sir Website. We are offering best M.Sc Mathematics coaching for Nalanda Open University - Patna (NOU). Gautam Singla Sir's app is a one stop solution for M.Sc Mathematics students for correspondence studies. Year after year hundreds of NOU students are connected with us and taking online coaching for us. On this page we are listing both the years of NOU - Patna. You just have to select in which year you are and just after that you will see the books and syllabous of that year and from there you will be able to buy that course of your choice with our highly secure payment gateways.