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Summer Term 2012, Doctoral School Events
2012-03-23 Doctoral School Seminar (Seminarraum 2, Institut f. Geometrie, Kopernikusgasse 24, 10:30—13:00, TU)
Dijana Kreso (TU, advisor R. Tichy): Polynomial decomposition and Bilu-Tichy theorem [show abstract]
Ante Custic (TU, advisor B. Klinz): Special Cases of the Planar 3-Dimensional Assignment Problem [show abstract]
Oliver Ebner (TU, advisor J. Wallner): Stochastic Aspects of refinement schemes on metric spaces

Abstract: We settle the convergence question for multivariate barycentric subdivision schemes with nonnegative masks on complete metric spaces of nonpositive Alexandrov curvature, also known as Hadamard spaces. Using the concept of nonlinear conditional expectations due to K.-T. Sturm, we characterise these type of refinement algorithms as certain nonlinear Markov semigroups. This in turn leads to the fact that any such scheme converges on arbitrary Hadamard spaces if and only if it converges for real valued input data.[hide abstract]

Tao Wu (KFU, advisor M. Hintermüller): A Nonconvex TV^q-Model in Image Restoration [show abstract]
2012-04-27 Doctoral School Seminar (ENTFÄLLT, )
2012-05-25 Doctoral School Seminar (Seminarraum 2, Institut f. Geometrie, Kopernikusgasse 24, 10:30—13:00, TU)
Fabrizio Barroero (TU, advisor R. Tichy): O-minimal structures and applications to number theory [show abstract]
Martin Holler (KFU, advisor K. Kunisch): Artifact-free decompression of transform-coded multi-channel images with TGV [show abstract]
Andreas Kucher (KFU, advisor G. Haase): Algorithms for CFD Calculations on Many–Core Systems [show abstract]
Daniel Krenn (TU, advisor C. Heuberger): Analysis of Non-adjacent Forms in Lattices [show abstract]
2012-06-22 Doctoral School Seminar (HS 11.02, Inst. Mathematik, Heinrichstr. 36, 13:30 — 16:00, KFU)
Serbiniyaz Anyyeva (KFU, advisor K. Kunisch): Semismooth Newton methods for variational inequalities with gradient constraints [show abstract]
Cong Dinh Doan (TU, advisor W. Tutschke): Dirichlet boundary value problem for monogenic functions in Clifford analysis [show abstract]
Stefan Fürtinger (KFU, advisor S. Keeling): Computation of Binary Edge Maps by Higher Order Methods [show abstract]
Jerico Bacani (KFU, advisor G. Peichl): Computing the second order shape derivative [show abstract]