Reid, William T. A comparison theorem for self-adjoint differential equations of second order. (English) Zbl 0077.08604 Ann. Math. (2) 65, 197-202 (1957). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 8 Documents Keywords:Ordinary Differential Equations; Difference Equations × Cite Format Result Cite Review PDF Full Text: DOI