TITLE: 
                        
                            Quasi-Reversibility Regularization Method for Solving a Backward Heat Conduction Problem
                                
                                
                                    AUTHORS: 
                                            Ailin Qian, Jianfeng Mao 
                                                    
                                                        KEYWORDS: 
                        Back Heat Conduction, Ill-Posed Problem, Quasi-Reversibility, Regularization 
                                                    
                                                    
                                                        JOURNAL NAME: 
                        American Journal of Computational Mathematics,  
                        Vol.1 No.3, 
                        September
                                                        19,
                        2011
                                                    
                                                    
                                                        ABSTRACT: Non-standard backward heat conduction problem is ill-posed in the sense that the solution(if it exists) does not depend continuously on the data. In this paper, we propose a regularization strategy-quasi-reversibility method to analysis the stability of the problem. Meanwhile, we investigate the roles of regularization parameter in this method. Numerical result show that our algorithm is effective and stable.