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Directionally nondifferentiable metric projection |
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| Authors: | A. Shapiro |
| Affiliation: | (1) School of Industrial and Systems Engineering, Georgia Institute of Technology, 30332-0205 Atlanta, Georgia |
| Abstract: | A closed convex set inR2 is constructed such that the associated metric projection onto that set is not everywhere directionally differentiable. |
| Keywords: | Metric projection orthogonal projection directional differentiability |
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