00944nam0-22003131i-450-99000025618040332120090210174315.0000025618FED01000025618(Aleph)000025618FED0100002561820020821g19629999km-y0itay50------baengy-------001yyEigenfunction expansions associated with second-order differential equationsby E. C. Titchmarsh2nd ed.OxfordClarendon Press1962-v.24 cmMetodi numericiTitchmarsh,Edward Charles50936ITUNINARICAUNIMARCBK99000025618040332109 037-050/1169/LDINAEMX-B-13022948MASDINAEMASEigenfunction expansions associated with second-order differential equations117673UNINA