Inverse boundary value problems for a class of semilinear elliptic equations

Inverse boundary value problems for a class of semilinear elliptic equations
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一类半线性椭圆方程的反边值问题

DOI:
10.1016/j.aam.2003.06.001
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发表时间:
2004
期刊:
Adv. Appl. Math.
影响因子:
--
通讯作者:
Ziqi Sun
Ziqi Sun
中科院分区:
--
文献类型:
--
作者:
Ziqi Sun

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证明了二维半线性椭圆型方程Δu+u(x,∇u)=0的标量系数a(x,p)由该方程在边界光滑的有界域上的Dirichlet到Neumann映射唯一确定.
We show that in two dimensions the scalar coefficient a(x,p) of the semilinear elliptic equation Δu+u(x,∇u)=0 is uniquely determined by the Dirichlet to Neumann map of the equation on a bounded domain with smooth boundary.