... order m-point boundary value problems, ” Boundary Value Problems, vol 2008, Article ID 254593, 10 pages, 2008 R Ma and Y An, Global structure of positive solutions for superlinear second order m-point ... the global structure of positive solutions of 1.1 , 1.2 with f0 ∞ However, to the best of our knowledge, there is no paper to discuss the global structure of nodal solutions of 1.1 , 1.2 with ... sign-changing solutions for some m-point boundary- value problems, ” Electronic Journal of Differential Equations, vol 2004, no 89, pp 1–14, 2004 S Jingxian, X Xian, and D O’Regan, Nodal solutions for m-point...