Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
844548 | Nonlinear Analysis: Theory, Methods & Applications | 2007 | 11 Pages |
Abstract
In this paper, by using the fixed point theorem and operator spectral theorem, the author establishes the theorem on the existence of positive solutions for the fourth-order boundary value problem with variable parameters as follows: {u(4)+B(t)u″−A(t)u=f(t,u),0
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Authors
Guoqing Chai,