thnx bewildered and DanB for Ur reply...actually my supervisor mostly not present in country..my topic is abt Fourier and Laplace series,he told me that i must be understand about spherical harmonics ,Legendre polynomials and associated Legendre polynomial. now i read all this but still i cant understand how can i mange and present it in a seminar? so i need full guidance like a initial level student of school:-(

I m doing M PHIL in mathematics. I need some guidelines about my work..
i also need some address of sites having research papers that can be easily access able. thnx...plz give suggestion