摘要: 
In this article, the authors prove the existence and the nonexistence of nontrivial solutions for a semilinear biharmonic equation involving critical exponent by virtue of Mountain Pass Lemma and Sobolev--Hardy inequality.
                                                        
                            
                            																											
											
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                                        															姚仰新; 王荣鑫; 沈尧天. NONTRIVIAL SOLUTION FOR A CLASS OF SEMILINEAR BIHARMONIC EQUATION INVOLVING CRITICAL EXPONENTS[J]. 数学物理学报(英文版), 2007, 27(3): 509-514.
																																									     												                                                                                                        	                                                           Yao Yangxin; Wang Rongxin; Shen Yaotian. NONTRIVIAL SOLUTION FOR A CLASS OF SEMILINEAR BIHARMONIC EQUATION INVOLVING CRITICAL EXPONENTS[J]. Acta mathematica scientia,Series B, 2007, 27(3): 509-514.