共 50 条
- [1] EIGEN-FUNCTIONS OF SMOOTHING OPERATOR TELECOMMUNICATIONS AND RADIO ENGINEER-USSR, 1966, (11): : 122 - &
- [2] BEHAVIOR OF EIGEN-FUNCTIONS OF SCHRODINGERS OPERATOR AT INFINITY DOKLADY AKADEMII NAUK SSSR, 1965, 163 (05): : 1073 - &
- [3] A PROPERTY OF LAPLACE-BELTRAMI OPERATOR EIGEN-FUNCTIONS CANADIAN MATHEMATICAL BULLETIN-BULLETIN CANADIEN DE MATHEMATIQUES, 1989, 32 (02): : 129 - 139
- [5] THE SUMMABILITY OF SELF-ADJOINT OPERATOR EXPANSIONS IN EIGEN-FUNCTIONS DOKLADY AKADEMII NAUK SSSR, 1987, 292 (01): : 20 - 25
- [6] PROXIMATE ORDER ESTIMATIONS OF ANTI-APRIORI TYPE FOR EIGEN-FUNCTIONS AND ASSOCIATED FUNCTIONS OF AN ELLIPTIC OPERATOR OF ANY ORDER DOKLADY AKADEMII NAUK SSSR, 1985, 283 (02): : 278 - 280
- [7] NON-NEGATIVE EIGEN-FUNCTIONS OF LAPLACE - BELTRAMIS OPERATOR AND BROWNIAN MOVEMENT IN CERTAIN SYMMETRIC SPACES DOKLADY AKADEMII NAUK SSSR, 1961, 141 (02): : 288 - &
- [8] THE SUMMABILITY OF SCHRODINGER OPERATOR SPECTRAL EXPANSIONS IN EIGEN-FUNCTIONS BY RIESZ MEAN DOKLADY AKADEMII NAUK SSSR, 1986, 288 (03): : 563 - 566
- [10] EXPANSION IN EIGEN-FUNCTIONS OF A SECOND-ORDER DIFFERENTIONAL EQUATION WITH OPERATOR COEFFICIENTS DOKLADY AKADEMII NAUK SSSR, 1969, 184 (04): : 774 - &