2024-03-29T09:36:42Z
https://oai.zbmath.org/v1/
oai:zbmath.org:5970878
2011-11-11T16:14:57Z
34
47
El-Gebeily, M. A.; O'Regan, Donal; Agarwal, Ravi
2011
5970878
English
Elsevier (Pergamon), Oxford
https://zbmath.org/05970878
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Math. Comput. Modelling 54, No. 1-2, 659-672 (2011).
34L05; 34B05; 47E05
Characterization of self-adjoint ordinary differential operators
j