Methods of mathematical physics / R. Courant, D. Hilbert
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Contenidos:
v. 1:The algebra of linear transformation and quadratic forms ries expansions of arbitrary functions near integral equations e calculus of variations bration and eingevalue problems plication of the calculus of variations to eingevalue problems ecial functions defined by eingevalue problems v. 2:Introductory remarke neral theory of partial differential equations of first order fferent equations of higher order tential theory and elliptic differential equations perbolio differential equations in two independent variables and in more than two independent variables