Leighton, Walter On self-adjoint differential equations of second order. (English) Zbl 0048.06503 J. Lond. Math. Soc. 27, 37-47 (1952). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 58 Documents Keywords:ordinary differential equations × Cite Format Result Cite Review PDF Full Text: DOI Link