Abstract
We prove uniqueness of the viscosity solutions of the Dirichlet problem of the spectral equation \(F(u)=f(\lambda[u])=\psi\) where \(\lambda[u]\) is the vector whose components are eigenvalues of a matrix associated with the unknown function u.
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Luo, Y. On the uniqueness of solutions of spectral equations. J Glob Optim 40, 155–160 (2008). https://doi.org/10.1007/s10898-007-9216-3
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DOI: https://doi.org/10.1007/s10898-007-9216-3