共 12 条
[1]
Dunford N, 1963, LINEAR OPERATORS, VI
[2]
Dunford N., 1963, LINEAR OPERATORS, V2
[3]
OSCILLATION OF EIGENFUNCTIONS OF WEIGHTED REGULAR STURM-LIOUVILLE PROBLEMS
[J].
JOURNAL OF THE LONDON MATHEMATICAL SOCIETY-SECOND SERIES,
1983, 27 (FEB)
:106-120
[4]
GOLDBERG S, 1960, UNBOUNDED LINEAR OPE
[9]
Kato T., 1966, PERTURBATION THEORY
[10]
Naimark M. A., 1968, LINEAR DIFFERENTIAL, V2nd