Bandyrskii, B.; Lazurchak, I.; Makarov, V.; Sapagovas, M. Eigenvalue problem for the second order differential equation with nonlocal conditions. (English) Zbl 1112.65071 Nonlinear Anal., Model. Control 11, No. 1, 13-32 (2006). MSC: 65L15 34L16 × Cite Format Result Cite Review PDF
Bandyrs’kyj, B.; Lazurchak, I.; Ostapchuk, L. Finding approximate and exact eigenvalues for some classes of boundary value problems in the case of ordinary differential equations. (Ukrainian. English summary) Zbl 1063.65557 Visn. L’viv. Univ., Ser. Prykl. Mat. Inform. 2002, No. 4, 3-10 (2002). MSC: 65L15 34L16 65Y15 68W30 × Cite Format Result Cite Review PDF