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math.OC2022★ 1 cited
Error Bounds for Discrete-Continuous Shortest Path Problems with Application to Free Flight Trajectory Optimization
Ralf Borndörfer, Fabian Danecker, Martin Weiser
Two-stage methods addressing continuous shortest path problems start local minimization from discrete shortest paths in a spatial graph. The convergence of such hybrid methods to g…
math.OC2020
A primal dual projection algorithm for efficient constraint preconditioning
Anton Schiela, Matthias Stöcklein, Martin Weiser
We consider a linear iterative solver for large scale linearly constrained quadratic minimization problems that arise, for example, in optimization with PDEs. By a primal-dual proj…