The application of generalized displacement operators to linear differential equations of the second order
By: Prepared under contract N8-onr-553 with the Office of Naval Research by the American Mathematical Society
Series: American Mathematical Society translations -- no. 59
Published: 1951
Place of publication: Providence, R.I
Language: eng
Translated from: rus
Number of pages: 135
Notes: Translation of an article from Uspehi mathematicheskikh nauk (n.s.) 4, no. 1 (29), 1949, p. 3-112.