A Cauchy problem for elliptic equations: quasi-reversibility and error estimates
---Publisher, magazine: ,
Publication year: 2004
Lưu Trích dẫn Chia sẻAbstract
In this paper, we consider a Cauchy problem for an elliptic equation in a plane domain. The problem is ill-posed. Using the method of quasi-reversibility, an approximation to the exact solution is given. Using Carleman’s inequality, we derive a sharp error estimate.
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