00441nam a2200145   450000100060000000300030000600500170000900800410002603500190006703500180008605000210010410000160012524501170014126000370025821488UR20220427165240.0061103|||||||||||||||||||||||||||||||| d  a(janium) 21477  a(janium)21476 4aQA401b.R54 19741 aRiley, K.F.10aMathematical methods for the physical sciencesb : an informal treatment for students of physics and engineering  bCambridge University Pressc1974