Proves existence, uniqueness, stability and consistency for an implicit GDM scheme of a nonlinear gradient flow and derives error estimates, illustrated with conforming and nonconforming P1 finite element tests.
Singular solutions, graded meshes, and adaptivity for total-variation regularized minimization problems
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Error estimates for numerical approximations of a nonlinear gradient flow model
Proves existence, uniqueness, stability and consistency for an implicit GDM scheme of a nonlinear gradient flow and derives error estimates, illustrated with conforming and nonconforming P1 finite element tests.