TY - BOOK AU - Courant, R. AU - Hilbert, D. TI - Methods of mathematical physics V. I PY - 1989/// CY - United States PB - John Wiley & Sons KW - ALGEBRA KW - ANÁLISIS MATEMÁTICO KW - PROPAGACIÓN DE ONDAS N1 - Incluye índice: páginas 550-560; 1. The algebra of linear transformations and quadratic forms -- 2. Series expansions of arbitrary functions -- 3. Linear integral equations -- 4. The calculus of variations -- 5. Vibration and eigenvalue problems -- 6. Application of the calculus of variations to eigenvalue problems -- 7. Special functions defined by eigenvalue problems ER -