共 50 条
- [1] THE EVALUATION OF THE CHARACTERISTIC NUMBERS OF SELF-ADJOINED OPERATORS DOKLADY AKADEMII NAUK SSSR, 1957, 117 (03): : 371 - 373
- [2] EIGENFUNCTION EXPANSIONS FOR GENERAL SELF-ADJOINED DIFFERENTIAL OPERATORS DOKLADY AKADEMII NAUK SSSR, 1956, 108 (03): : 379 - 382
- [3] VOLTERRA OPERATORS PRODUCED BY A PERTURBATION OF SELF-ADJOINED OPERATORS DOKLADY AKADEMII NAUK SSSR, 1961, 139 (04): : 810 - &
- [4] DEVELOPMENT OF METHOD FOR SELF-ADJOINED OPERATORS FOR DETERMINATION OF CHARACTERISTIC VALUES OF MATHIEU EQUATION COMPTES RENDUS HEBDOMADAIRES DES SEANCES DE L ACADEMIE DES SCIENCES SERIE A, 1971, 272 (10): : 669 - &
- [5] THE REPRESENTATION OF A K-SPACE AS A RING OF SELF-ADJOINED OPERATORS DOKLADY AKADEMII NAUK SSSR, 1956, 106 (02): : 195 - 198
- [6] SIMULTANEOUS FINDING OF 2 CHARACTERISTIC NUMBERS OF A SELF-ADJOINED OPERATOR DOKLADY AKADEMII NAUK SSSR, 1959, 128 (06): : 1106 - 1109
- [7] THE USE OF FRACTIONAL POWERS OF SELF-ADJOINED OPERATORS IN THE INVESTIGATION OF SOME NON-LINEAR DIFFERENTIAL EQUATIONS IN HILBERT SPACE DOKLADY AKADEMII NAUK SSSR, 1960, 130 (02): : 272 - 275
- [9] FRACTIONAL POWERS OF SELF-ADJOINED EXTENSIONS OF OPERATORS AND SOME BOUNDARY PROBLEMS DOKLADY AKADEMII NAUK SSSR, 1958, 123 (06): : 971 - 974