TY - BOOK AU - Vatsya,S.Raj TI - Foundations and applications of variational and perturbation methods SN - 9781606925911 (hardcover) PY - 2009/// CY - Hauppauge, NY PB - Nova Science Publishers, KW - Perturbation (Mathematics) KW - Perturbation (Quantum dynamics) KW - Variational principles N1 - Includes bibliographical references and index UR - http://www.loc.gov/catdir/toc/fy1001/2008050554.html ER -