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06/29/2023
On interpolation spaces of piecewise polynomials on mixed meshes
We consider fractional Sobolev spaces H^θ, θ∈ (0,1), on 2D domains and H...
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10/28/2022
Least-squares finite elements for distributed optimal control problems
We provide a framework for the numerical approximation of distributed op...
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08/21/2022
Space-time finite element methods for parabolic distributed optimal control problems
We present a method for the numerical approximation of distributed optim...
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10/29/2021
MINRES for second-order PDEs with singular data
Minimum residual methods such as the least-squares finite element method...
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03/22/2021
Analysis of backward Euler primal DPG methods
We analyse backward Euler time stepping schemes for the primal DPG formu...
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05/28/2020
Local convergence of the FEM for the integral fractional Laplacian
We provide for first order discretizations of the integral fractional La...
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11/05/2019