... 4.16 Case 2. Assume that qx ∈ C20,π and the conditions qπ − q00andqπ − q0/ 0hold. Based on the asymptotic expressions of the fundamental solutions of 1.1 and theasymptotic ... conditions on qx. Case 1. Assume that qx ∈ C10,π and the condition qπ − q0/ 0 holds. Based on theasymptotic expressions of the fundamental solutions of 1.1 and the asymptotic ... 1975.3 V. A. Marchenko, Sturm-Liouville Operators and Applications, vol. 22 of Operator Theory: Advances and Applications,Birkh¨auser, Basel, Switzerland, 1986.4 M. A. Naimark, Linear Differential...