We will study the existence of constant sign solutions for the second-order m-point boundary-value problem
where , and for , with , we obtain that there exist at least a positive and a negative solution for the above problem. Our approach is based on unilateral global bifurcation theorem.
Submitted November 8, 2012. Published March 5, 2013.
Math Subject Classifications: 34B18, 34C25.
Key Words: Constant sign solutions; eigenvalue; bifurcation methods.
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| Jingping Yang |
Gansu Institute of Political Science and Law
Lanzhou, 730070, China
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