2006/12/19 by Laure Cardoulis, Cardoulis, Laure, Michel Cristofol +3
Mathematics · #Analysis of PDEs (math.AP) #FOS: Mathematics #math.AP
paper · pdf · doi:10.48550/arxiv.math/0612539
arxiv created 2007/09/13 · arxiv updated 2009/12/01
We consider the operator H:= i ∂t + ∇ ⋅ (c ∇) in an unbounded strip Ω in ℝ2, where c(x,y) ∈ C3(Ω). We prove adapted a global Carleman estimate and an energy estimate for this operator. Using these estimates, we give a stability result for the diffusion coefficient c(x,y).