Eigenfunction expansions : associated with second-order differential equations /
Titchmarsh, E C
Eigenfunction expansions : associated with second-order differential equations / by E C Titchmarsh - 2nd ed. - Oxford : Clarendon press, 1962.
Part I
Part II
517.38 / TIT
Eigenfunction expansions : associated with second-order differential equations / by E C Titchmarsh - 2nd ed. - Oxford : Clarendon press, 1962.
Part I
Part II
517.38 / TIT