/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: narendasre https://cdn.slidesharecdn.com/profile-photo-narendasre-48x48.jpg?cb=1624560923 I have taught Matematics to B. Sc. , M. Sc., B. E., M.E. and M.B.A. courses. http://narendasre.tripod.com