Titchmarsh, E. C.  1899- <br/><br/>
Eigenfunction expansions associated with second-order differential equations / 
by E.C. Titchmarsh 
 - 2 volúmenes 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Análisis armónico<br/>Series infinitas<br/>Ecuaciones diferenciales
<br/><br/><label>LC Class. No.: </label>QA371  / T5