In this thesis, we discuss the existence and nonexistence of large solutions for semilinear elliptic equations by using the super-subsolution method, the maximum principle and the radial solutions method.
The thesis is divided into four chapters.
In the preface we state the background of this paper and the newest results.
In chapter one we introduce some fundamental knowledge, which include the basic conditions and theorems. These theorems are important tools for the later work. We will directly...
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