SV Seminar presentation GV external guest HS student's presentation (in the course of "Seminar Hoehere Geometrie") ======================================================================= GUESTS + GEOMETRY SEMINAR TU GRAZ 2007 ======================================================================= 1. GV 16.3.2007 J. Wallner Diskrete Geometrie und Freiformflächen in der Architektur (Antrittsvorlesung, FoSP-Kolloquium) 2. GV 19.4.2007 I. Sabitov (Moscow) Solution of polyhedra 3. GV 14.6.2007 Ph. Grohs (TU Graz) Nonlinear interpolatory subdivision schemes 4. GV 16.4.2007 N. Dyn (Univ. Tel Aviv) Approximation of set-valued functions 5. GV 30.7.2007 A. Weinmann (München) Lipschitzräume bezüglich Jacobi-Translationen 6. GV 11.9.2007 K. Polthier (FU Berlin) FreeLence -- Efficient compression of large geometry meshes 7. SV 09.10.2007 C. Mueller Diskrete Minimalflaechen und der gemischte Flaecheninhalt 9. SV 16.10.2007 P. Grohs Laguerre-Minimalflaechen und isotrope Geometrie 10. SV 30.10.2007 T. Gfrerrer Some Geometric and Kinematic Aspects of Wheeled Mobile Robots 11. SV 06.11.2007 J. Wallner Positiv definiten Matrizen als ein symmetrischer Raum und seine Rolle in der medizinischen Bildverarbeitung 12. SV 20.11.2007 J. Wallner Geometrische Eigenschaften von & Optimierung mit Streifenmodellen 13. SV 04.12.2007 J. Wallner Die Methode der Integralinvarianten ======================================================================= GUESTS + GEOMETRY SEMINAR TU GRAZ 2008 ======================================================================= 1. SV 15.01.2008 P. Grohs Wavelets 2. SV 22.01.2008 J. Wallner Erkennen von repetitiven Strukturen in 3D-Daten 3. SV 29.01.2008 J. Wallner Papierfalten entlang von Kurven 4. SV 05.03.2008 J. Wallner Analyse von geometrischen Daten durch Abtasten in verschiedenen Aufloesunge 5. SV 09.04.2008 A. Weinmann Subdivisions-Algorithmen fuer polygonale Netze 6. GV 18.4.2008 T. Sauer (Giessen) Subdivision in mehreren Variablen -- verfeinerbare Funktionen und die verfluchte Dimension (Math. Kolloquium) 7. HS 23.04.2008 J. Schadlbauer Brunn-Minkowski-Ungleichung und isoperimetrische Ungleichung 8. GV 8.5.2008 O. Karpenkov (Univ. Leiden) Lattice discretization of trigonometric functions 9. GV 15.5.2008 U. Reif (TU Darmstadt) Analyse und Konstruktion von Subdivisionsalgorithmen 10. HS 21.05.2008 P. Fazekas Mehrschichtkonstruktionen in der Architektur und die dazu gehoerige diskrete Theorie von Kruemmungen fuer polyhedrale Flaechen 11. GV 24.6.2008 S. Harizanov (Bremen) Stability of nonlinear multiresolution analysis 12. GV 14.10.2008 2008 T. Yu (Drexel Univ.) Subdivision on manifolds: The smoothness and approximation order mysteries 13. SV 21.10.2008 O. Karpenkov Lattice-regular polytopesA 14. SV 28.10.2008 J. wallner Das gewichtete Mitteln von Punkten in der Riemannschen Geometrie 15. SV 04.11.2008 C. Mueller Conformal equivalence 16. SV 11.11.2008 T. Gfrerrer Direct Kinematics of Some Parallel Robots 17. SV 18.11.2008 J. Wallner stabillity of subdivision algorithms and the relation to their approximation power 18. GV 21.11.2008 A.M. Vershik (St. Petersburg): Invariant integration in infinitely dimensional spaces and Poisson-Dirichlet measure 19. SV 25.11.2008 O. Karpenkov Flexibility and Infinitesimal Flexibility of the 3x3 quadrilateral mesh configuration 20. SV 02.12.2008 J. Wallner Semidiscrete surfaces: asymptotic parametrizations and surfaces of constant Gaussian curvature ======================================================================= GUESTS + GEOMETRY SEMINAR TU GRAZ 2009 ======================================================================= 1. SV 20.01.2009 Wallner Surfaces of constant mean curvature and elliptic billiards 2. HS 27.01.2009 P. Mathiasch Diskrete Flaechen aus Kreisen 3. SV 03.03.2009 Karpenkov Energies on knots and graphs 4. SV 10.03.2009 Grohs The Maxima of cardinal refinable functions with positive symbol 5. SV 17.03.2009 Wallner Extremal configurations of hinge structures. 6. SV 24.03.2009 Grohs Resolution of the wavefront set using the continuous Shearlet transform 7. SV 31.03.2009 Gfrerrer The Schatz mechanism 8. GV 28.04.2009 Sobieczky Oberflächen und ihre Zielfunktion: Definition für die aerodynamische Optimierung 9. SV 08.04.2009 Grohs Shearlet Multiresolution Analysis 10. GV 8.5.2009 H. Bischof (TU Graz, FoSP-Kolloqium) Variationsmethoden für Computer Vision mittels Grafik-Hardware 11. GV 15.05.2009 Dyn Linear and nonlinear subdivision schemes in geometric modeling 12. SV 19.05.2009 Wallner Triangle meshes with the incircle packing property 13. GV 29.05.2009 P. Oswald Polynomial Loop approximation 14. SV 03.06.2009 Weinmann Geometric subdivision for arbitrary dilation matrices 15. SV 16.06.2009 Mueller conformal geometry of contact elements 16. GV 26.06.2009 G. Umlauf Online triangulation of laser-scan data 17. SV 20.10.2009 Wallner multiresolution decomposition of data in a geometrically invariant way 18. SV 03.11.2009 Lang, Gfrerrer car side window kinematics 19. SV 10.11.2009 Zadravec Optimization of conjugate curve networks for construction of planar quad meshes 20. SV 17.11.2009 Ebner New invariants of Poisson Geometry, part 1 21. SV 24.11.2009 Ebner New invariants of Poisson Geometry, part 2 22. SV 01.12.2009 Karpenkov continued fractions and the second Kepler law ======================================================================= GUESTS + GEOMETRY SEMINAR TU GRAZ 2010 ======================================================================= 1. SV 12.01.2010 Weinmann multiscale representations for functions between manifolds 2. SV 19.01.2010 Ambarwati energy-minimizing curves 3. HS 26.01.2010 S. Krempl Kreispackungen und diskrete holomorphe Abbildungen 4. SV 09.03.2010 J. Schadlbauer Design of curved reflection surfaces 5. SV 23.03.2010 J. Wallner Geodesic patterns on surfaces 6. GV 26.04.2010 H. Pottmann (Math. Kolloqium) Architekturgeometrie 7. GV 04.05.2010 P. Grohs Multiskalenanalyse in Mannigfaltigkeiten 8. GV 06.05.2010 S. Gorjanc / E. Jurkin Generalized Rose Surfaces / Clifford's chain of theorems 9. SV 11.05.2010 J. Wallner Paneling of freeform surfaces (work by M. Eigensatz et al.) 10. SV 15.7.2010 B. Servatius Die Stoffgruppe der Zeolithe, ihre Geometrie und Kombinatorik 11. SV 12.10.2010 J. Lang, T. Gfrerrer Geometry and kinematics of a convertible's rear side window 12. SV 19.10.2010 J. Lang, T. Gfrerrer Geometry and kinematics of a convertible's rear side window 13. SV 02.11.2010 C. Mueller Discrete cosh functions 14. SV 16.11.2010 O. Karpenkov Lattice Polytopes 15. GV 26.11.2010 U. Reif (TU Darmstadt) Multivariate Interpolation und Approximation mit Polynomen - 30.11.2010 no seminar 16. GV 10.12.2010 N. Mitra (KAUST) Analysis and Manipulation of 3D Geometry (FoSP-Kolloquium) 17. SV 14.12.2010 P. Fazekas A flexible Zeolithe Structure ======================================================================= GUESTS + GEOMETRY SEMINAR TU GRAZ 2011 ======================================================================= 1. SV 10.01.2011 O. Ebner Convergence of iterative schemes on metric spaces 2. SV 18.01.2011 J. Wallner discrete Moebius differential geometry and hexagonal cmc surfaces 3. SV 15.02.2011 A. Weinmann Multiscale Transforms for functions between manifolds 4. SV 25.02.2011 A. Weinmann Cancelled: Multiscale Transforms for functions between surfaces 5. SV 22.03.2011 J. Wallner Shape space exploration of planar quad meshes 6. HS 29.03.2011 W. Koschar Lie-Geometrie und zirkulaere und konische Netze 7. SV 05.04.2011 O. Karpenkov Curvature theory of semidiscrete surfaces 8. HS 10.5.2011 B. Kraxner Diskrete Flaechen mit konstanter Gausskruemmung 9. SV 17.5.2011 O. Karpenkov Energies of knot diagrams 10. GV 24.5.2011 Ph. Grohs (ETH Zürich) Multiscale analysis beyond wavelets 11. SV 31.5.2011 O. Karpenkov Gauss reduction theory in higher dimensions 12. SV 28.06.2011 O. Karpenkov Klein polyhedra and its Gauss-Kuzmin statistic 13. SV 13.10.2011 O. Karpenkov curvatures for semidiscrete surfaces 14. GV 14.10.2011 M. Kaltenbäck (TU Wien) Hamiltonsche Differentialgleichungen mit Singularitäten und de Branges-Räume - 20.10.2011 no seminar (NFN workshop Vienna) 15. SV 27.10.2011 O. Karpenkov Generalized rational approximations 16. GV 03.11.2011 O. Bernard, A. Sassa, N. Leduc Minicolloqium on freeform constructions - 10.11.2011 no seminar (faculty meeting) 17. SV 17.11.2011 O. Ebner expectated values in Hadamard spaces, Part I 18. SV 23.11.2011 O. Ebner expected values in Hadamard spaces, Part II 19. HS 01.12.2011 D. Aichholzer Curved Folding [work by M. Kilian et al] 20. SV 07.12.2011 O. Ebner convergence of refinement processes (= Part III) ======================================================================= GUESTS + GEOMETRY SEMINAR TU GRAZ 2012 ======================================================================= - 12.01.2012 no seminar 1. GV 20.01.2012 K.-T. Sturm (Math. Kolloqium) Optimal Transport in Geometry, Analysis and Probability 2. GV 24.01.2012 F. Aicardi The geometry of indefinite binary quadratic forms 3. GV 27.01.2012 S. Haller Commutators of Diffeomorphisms - 06.03.2012 no seminar 4. SV 20.03.2012 J. Wallner Spider webs & Discrete Laplace operators 5. GV 27.03.2012 J. Schicho Faktorisierung von Bewegungen im Raum 6. SV 24.04.2012 J. Wallner Self-supporting surfaces 7. HS 08.05.2012 T. Kourilova Panelisierung von Freiformflaechen 8. SV 15.5.2012 J. Wallner Ruled Free Forms (joint work with Simon Floery et al.) 9. SV 05.06.2012 F. Lehner Distinguishing graphs with infinite motion and nonlinear growth 10. HS 12.06.2012 C. Mader Circular Arc Structures 11. GV 20.6.2012 A. Ustinov Farey fraction spin chains and Gauss-Kuz'min statistics for quadratic irrationals 12. HS 26.06.2012 J. Stolzlechner Die Brunn-Minkoski-Ungleichung und die isoperimetrische Ungleichung 13. GV 07.07.2012 K. Hormann Geometric Curve Subdivision 14. GV 19.07.2012 P. Grohs On the structure of anistropic frames - 5.10.2012, 12.10.2012 no seminar 15. SV 19.10.2012 O. R"oschel Overconstrained mechanisms based on trapezohedra 16. SV 9.11.2012 Oleg Karpenkov Toric singularities of surfaces and lattice trigonometry 17. SV 16.11.2012 Oleg Karpenkov Toric singularities of surfaces and lattice trigonometry (part 2) 18. GV 19.11.2012 K. Jetter Subdivision in shift-invarianten Räumen 19. GV 23.11.2012 F. Schuster (Math. Kolloqium) Integral Geometry and Isoperimetric Inequalities 20. SV 30.11.2012 F. Lehner ("Advanced Topics", DK-Seminar) Distinguishing graphs with intermediate growth 21. SV 7.12.2012 T. Boiko Subharmonic functions of certain growth near the boundary 22. SV 14.12.2012 W. Carl (Hearing f. Assoziierung zum DK) Cowen-Douglas Operators ======================================================================= GUESTS + GEOMETRY SEMINAR TU GRAZ 2013 ======================================================================= 1. SV 11.1.2013 J. Wallner Discrete Line Congruences 2. GV 18.1.2013 U. Hertrich-Jeromin Discrete linear Weingarten surfaces 3. SV 25.1.2013 F. Lehner Random colorings and automorphism breaking 4. SV 18.3.2013 F. Lehner Random colourings and 2-distinguishability 5. HS 16.4.2013 M. Schaefer Der Satz von Beckman & Quarles. 6. GV 25.4.2013 M. Lavicka (Plzen) Contour method for parameterizing canal surfaces 7. GV 26.4.2013 A. Vaxman (TU Wien) A Projective Framework for Polyhedral Mesh Modeling 8. SV 7.5.2013 W. Carl Diskrete, semidiskrete und kontinuierliche Laplace-Operatoren 9. SV 14.5.2013 J. Wallner Winkel in Polyedern als Gleichgewichtskraefte, und Design von Netzen mit ebenen Facetten 10. HS 24.5.2013 H. Amon Kreispackungen und diskrete konforme Abbildungen 11. HS 7.6.2013 J. Passath Das Paradoxon von Banach und Tarski 12. SV 11.6.2013 O. Karpenkov Farey addition, Farey tessellation, triangle sequences 13. GV 1.10.2013 C. Moosmueller Projektive Strukturen, Traktoren und invariante Differentialoperatoren 14. SV 10.10.2013 F. Lehner Locally constructing clique trees of chordal graphs 15. GV 22.10.2013 G. Glaeser Visualisierung - Simulation - Animation in der Mathematik 16. SV 31.10.2013 J. Wallner Algorithmische Rekonstruktion von Bewegflaechen 17. SV 7.11.2013 F. Lehner Extending cycles locally to Hamilton cycles - 14.11.2013 (no seminar, Fakultaetssitzung) 18. GV 19.11.2013 M. Joswig Lattice Polygons and Real Roots 19. GV 29.11.2013 M. Eigensatz No Free Form - 5.12.2013 (no seminar) 20. GV 13.12.2013 A. Mehlmann (TU Wien) Verspielte Mathematik - 19.12.2013 (no seminar) ======================================================================= GUESTS + GEOMETRY SEMINAR TU GRAZ 2014 ======================================================================= - 9.1.2014 (no seminar) - 16.1.2014 (no seminar) 1. SV 23.1.2014 Wolfgang Carl Laplace Operators on Semidiscrete Surfaces 2. SV 10.3. 2014 Wolfgang Carl Laplace Operators on Semidiscrete Surfaces 3. SV 17.3. 2014 Florian Lehner Fangen Spielen auf unendlichen Graphen - 28.3.2014 (no seminar) - 4.4.2014 (no seminar, Math. Kolloquium Gritzmann) 4. SV 11.4.2014 J. Wallner Formfinding for polyhedral meshes and other structures 5. SV 9.5.2014 J. Wallner Wabenstrukturen und diskrete abwickelbare Flaechen 6. SV 16.5.2014 Otto Roeschel Uebergeschlossene Mechanismen aus speziellen Viergelenken 7. SV 23.5.2015 Caroline Moosmueller Hermite-Unterteilungsalgorithmen - 30.5.2014 (no seminar) Rektorstag 8. HS 4.6.2014 Lisa Widowitz Der Satz von Alexandrov in der Minkowski-Geometrie 9. GV 6.6.2014 Guenter Ziegler What is Mathematics? What is Computer Science? - Descriptions, Images, Panoramas - 13.6.2014 (no seminar) Tagung - 20.6.2014 (no seminar) Fenstertag 10. GV 4.7.2014 Sandi Klavžar (Univ. Ljubljana) Domination Game 11. GV 4.7.2014 Wilfried Imrich (MU Leoben) On the Game of Cops and Robbers 12. GV 10.7.2014 Hellmuth Stachel (TU Wien) Ist ein Polyeder durch sein Netz festgelegt? 13. GV 10.7.2014 Hans-Peter Schröcker (Univ. Innsbruck) Neue Resultate zu Rationalen Bewegungsvorgägen 14. GV 7.10.2014 Philipp Grohs (ETH Zürich): Optimal A Priori Discretization Error Bounds for Geodesic Finite Elements 15. GV 8.10.2014 Philipp Grohs (ETH Zürich) Mathematisches Kolloquium: Anisotropic Structures in Numerics and Signal Processing 16. SV 23.10.2014 Toke Bjerge Norbjerg Approximation by Euler elastica 17. SV 24.10.2014 Caroline Moosm"uller Linear and nonlinear Hermite subdivision". - 30.10.2014 no seminar (Tagung) 18. GV 6.11.2014 Chengcheng Tang (KAUST) Interactive Design with Nonlinear Constraints 19. HS 13.11.2014 Claudia Lassbacher Netze von geodaetischen Linien 20. SV 19.11.2014 Wolfgang Carl: Variational Laplacians on smooth, discrete, and semi-discrete surfaces Jussi Behrndt: Selfadjoint realizations of the Laplacian on finite and infinite graphs Wolfgang Woess: Laplacians on strip complexes 21. GV 21.11.2014 Brigitte Servatius (Worcester Polytechnic Institute) Henneberg moves on mechanisms 22. SV 4.12.2014 Tim Hoffmann (TU Muenchen, via Video) On a surface theory for quadrilateral nets, Part 1 23. SV 11.12.2014 Tim Hoffmann (TU Muenchen, via Video) On a surface theory for quadrilateral nets, Part 2 ======================================================================= GUESTS + GEOMETRY SEMINAR TU GRAZ 2015 ======================================================================= 1. SV 8.1.2015 T. Gfrerrer "Motion of a line segment whose endpoint paths have equal arc length" 2. SV 15.1.2015 J. Wallner Geometric modelling with developable surfaces. -------------------------------------------------------------- 20.-23.1.2015 Colloquium on Computational Topology and Geometry -------------------------------------------------------------- Wolfgang Mulzer (FU Berlin) (20.1.2015 New Algorithms for Two Classic Problems from Computational Geometry Adrian Dumitrescu (U. Wisconsin-Milwaukee) Opaque barriers for convex domains Stefan Huber (IST Austria) Skeleton Structures in Computational Geometry Bruno Benedetti (FU Berlin) (21.1.2015) Discrete Morse Theory and \\ modern algorithmic approaches to topology Mikael Vejdemo-Johansson (KTH Stockholm) Intrinsic circle-valued coordinates -- theory and applications Frank Lutz (TU Berlin) (22.1.2015) Computational Topology of Materials Pawel Pilarczyk (IST Austria) Automatic classification of global dynamics in multi-parameter systems. A topological approach. Michael Kerber (MPI Saarbruecken) (23.1.2015) The Persistent Homology Pipeline: Shapes, Computations, and Applications Pawel Dlotko (Univ. Pennsylvania) Computational and applied topology: from continuous to discrete 3. SV 13.3.2015 Wolfgang Carl Kruemmungstheorie von diskreten und semidiskreten Minimalflaechen 4. GV 24.3.2015 V. Kurlin (Durham Univ.) A homologically persistent skeleton in computer vision 5. SV 24.4.2015 Otto Roeschel Papierfalten laengs Kurven fuer Zylinderflaechen 6. SV 8.5.2015 Caroline Moosmueller Nichtlineare Hermite-Unterteilungsalgorithmen - 15.5. 2015 (no seminar) Fenstertag 7. SV 22.5.2015 Wolfgang Carl Semidiscrete Minimal Surfaces 8. SV 29.5.2015 Caroline Moosmueller Hemite-Unterteilungsalgorithmen in Mannigfaltigkeiten - 5.6. 2015 (no seminar) Fenstertag 9. SV 12.6.2015 Caroline Moosmueller Proximitaets-Bedingungen - 19.6. 2015 (no seminar) -------------------------------------------------------------- 4.-5. 7.2015: SGP Graduate School 6.-8. 7.2015: Symposium Geometry Processing 10.-12. 7.2015: Geometry Workshop Seggau -------------------------------------------------------------- 10. SV 23.10.2015 Arnur Nigmetov Analysis of Tensor Decomposition for 3D Human Face Modelling 11. SV 3.11.2015 Arnur Nigmetov Preparation for persistent homology in Z: spectral sequences 12. SV 20.11.2015, Hannah Schreiber: Domino Tilings on the Torus 13. SV 27.11.2015 Aruni Choudhary: Approximating Rips complexes using Permutohedra 14. HS 4.12.2015 B. Wakolbinger Die Brunn-Minkowski-Ungleichung und die isoperimetrische Ungleichung 15. GV 4.12.2015, Martina Scolamiero, EPF Stable invariants for multidimensional persistence 16. GV 11.12.2015, Primoz Škraba (Ljubljana) Maximal Persistence 17. SV 18.12.2015, Arnur Nigmetov Geometry Helps Compare Persistence Diagrams ======================================================================= GUESTS + GEOMETRY SEMINAR TU GRAZ 2016 ======================================================================= 1. SV 8.1.2016, Leonardo Alese 0/1 polytopes and edge polytopes - 15.01.2016 (no seminar) 2. HS 22.1.2016, Markus Kraxner uniformly distributed random points on implicitly defined surfaces 3. SV 29.1.2016, Michael Kerber Semi-dynamic Connectivity in the Plane 4. HS 11.3.2016, Eberharter Das Paradoxon von Banach-Tarski 5. SV 18.3.2016, Caroline Moosm"uller Hermite subdivision on manifolds 6. HS 22.4.2016 Anna Hettegger ABwickelbare Flaechen und Kurvenfalten 7. SV 29.4.2016 Leonardo Alese Local curved folding - 13.5.2016 (no seminar) P. Grabner birthday colloqium 8. SV 20.5.2016 Arnur Nigmetov Gabriel's theorem - 27.5.2016 (no seminar) Fenstertag - 3.6.2016 (no seminar) Rigorosum W. Carl 9. SV 10.6.2016 Caroline Moosm"uller Smoothing of Hermite subdivision schemes 10. SV 17.6.2016 Arnur Nigmetov Bottleneck and linear assignment problems in geometric graphs -------------------------------------------------------------- 24.6.2016 Differential Geometry Minicolloqium -------------------------------------------------------------- G. Szewieczek (TU Wien): About special triply orthogonal systems A. Fuchs (TU Wien): Transformations of isothermic channel surfaces W. Carl (TU Graz): Semidiscrete cmc surfaces V. Branding (TU Wien): Prescribing Curvature and Torsion on Surfaces 11. GV 19.072.2016 Chee Yap (NYU) On Soft Foundations for Geometric Computation 12. GV 05.09.2016 S. Raghvendra (Virginia Tech) Robust and Optimal Online Algorithm for Minimum Metric Bipartite Matching 13. GV 08.09.201 U. Bauer (TU München) The unexpected efficiency of persistent cohomology 14. GV 22.9.2016 P. Škraba (Ljubljana) An approximate nerve theorem -------------------------------------------------------------- 30.9.2016 Colloqium Discrete Geometry and Topology -------------------------------------------------------------- H. Edelsbrunner (ISTA): Distances and divergences in topological data analysis R. Sanyal (Goethe-Univ. Frankfurt): The geometry of double posets W. Kusner (TU Graz): Critical packings, rigidity, and the radius function 15. SV 14.10. H. Schreiber, Barcodes of Towers and a Streaming Algorithm for Persistent Homology" 16. GV 21.10. Philipp Grohs Inifinite-dimensional phase retrieval 17. SV 28.10 T. Gfrerrer Quadrics of revolution on n points - 04.11 no seminar (Discrete Mathematics day) 18. SV 11.11 Michael Kerber Sphere Packings 19. SV 18.11 Otto Roeschel affine regularization 20. SV 25.11. Svenja Huening Subdivision in CH spaces - 2.12. no seminar (Terminkonflikt BK) - 9.12. no seminar (Fenstertag) 21. SV 16.12. Johannes Wallner Jacobi fields and the convexity of distance functions. ======================================================================= GUESTS + GEOMETRY SEMINAR TU GRAZ 2017 ======================================================================= - 13.01. no seminar (Leoben) 1. SV 20.1. Michael Kerber Exact Computational Geometry with Non-linear Objects 2. SV 28.1. Arnur Nigmetov (Advanced Topics in Discrete Mathematics seminar) Topological descriptors and distances between them 3. SV 3.2. Aruni Choudhary Computing the Gromov-Hausdorff distance for metric trees 4. GV 10.3. Hubert Wagner Topological Analysis in Information Spaces 5. SV 17.3. Svenja Huening, Hannah Schreiber Distinguishing number of trees and subcubic graphs without small cycles 6. SV 31.3. Arnur Nigmetov. The Seifert-van Kampen Theorem. 7. SV 7.4. Arnur Nigmetov The Seifert-van Kampen Theorem. 8. SV 28.4. Otto Roeschel Curved Folding with Pairs of Cones 9. SV 5.5.2017 Rene Corbet Generalized persistence modules 10. SV 12.5.2017 Hannah Schreiber Zigzag filtration 11. SV 19.5.2017 Leonardo D-forms 12. SV 2.6.2017 (Mini-SoCG) Mario Weitzer: Constrained Triangulations, Volumes of Polytopes, and Unit Equations (joint work with Mi. Kerber, R. Tichy) Hannah Schreiber: Barcodes of Towers and a Streaming Algorithm for Persistent Homology (joint work with M. Kerber) Irene Parada: A superlinear lower bound on the number of 5-holes (joint with O. Aichholzer, M. Balko, T. Hackl, J. Kynčl, M. Scheucher) 13. SV 9.6.2017 Rene Corbet Algebraic classification of persistence modules 14. SV 23.6.2017 R. Corbet Algebraic classification of persistence modules" (part 2) 15. HS 30.6.2017 Michael Berr 6-chain mechanisms derived from non-unique factorizations in a polynomial ring with "dual quaternion" coefficients. 16. SV 13.10.2017 Johannes Wallner Material-minimizing forms and structures. 17. SV 20.10.2017 Arnur Nigmetov How one should not parallelize the auction algorithm 18. SV 10.11.2017 Rene Corbet On persistence diagrams, metric geometry and embeddings into L_p spaces 19. SV 17.11.2017 Rene Corbet On persistence diagrams, metric geometry and embeddings into L_p spaces (part 2) 20. SV 1.12.2017 Ulderico Fugacci Aspects of Topological Data Analysis: from representation to interactive analysis 21. SV 15.12.2017 Ulderico Fugacci Simplifying Discrete Morse Complexes ======================================================================= GUESTS + GEOMETRY SEMINAR TU GRAZ 2018 ======================================================================= 1. SV 19.1.2018 Michael Kerber A Note on Planar Monohedral Tilings 2. SV 25.1.2018 Ulderico Fugacci TBA 3. SV 2.2.2018 Svenja Huening i Polynomial reproduction of Hermite subdivision schemes 4. SV 6.3.2018 Mickaël Buchet Realizations of Indecomposable Persistence Modules of Arbitrarily Large Dimension through Vietoris-Rips Filtrations 5. SV 13.3.2018 Arnur Nigmetov Spanners in metric spaces and doubling dimension 6. SV 20.3.2018 Johannes Wallner (Easter colloquium talk) Freeform architecture and discrete differnential geometry 7. SV 10.4.2018 Rene Corbet A Kernel for Multi-parameter Persistence 8. GV 17.4.2018 Sara Scaramuccia Multi-Parameter Persistence 9. HS 4.5.2018 Volker Arendt Kreispackungen 10. SV 15.5.2018 Svenja Huening An algebraic description of polynomial reproduction of Hermite subdivision 11. HS 29.5.2018 Carina Mayer Projektive Invarianz der Wackeligkeit 12. SV 5.6.2018 Arnur Nigmetov Computing Persistent Homology with Various Coefficient Fields in a Single Pass" 13. GV 20.6.2018 Bei Wang Discussions on Discrete Stratified Morse Theory 14. GV 21.6.2018 E. Escolar Computing indecomposable decompositions of persistence modules 15. GV 30.8.2018 Pawel Dlotko Discrete nerve complex and decorated persistence diagrams 16. SV 28.9..2018 Michael Interleaving distance is NP-complete (Part I). 17. SV 5.10.2018 Michael Interleaving distance is NP-complete (Part II) 18. SV 12.10.2018 Mickael Buchet Approximating the k-fold filtration with weighted triangulations 19. SV 9.11.2018 Mickael Buchet Every 1D-persistence module is the restriction of an indecomposable 2D-persistence module 20. SV 16.10.2018 Michael Kerber Computing the Matching Distance Exactly 21. SV 23.11.2018 Otto Roeschel Regularizing Quadrangles in the Möbius Plane" 22. HS 30.11.2018 Manuel Menzinger Diskrete Willmore-Energie und nicht einschreibbare Polyeder 23. SV 7.12.2018 Arnur Nigmetov Metric Spaces with Expensive Distances 24. HS 14.12.2018 Bettina Korb Der Satz von Bckman und Quarles ======================================================================= GUESTS + GEOMETRY SEMINAR TU GRAZ 2019 ======================================================================= 1. SV 11.1.2019 Johannes Wallner variation of normal vectors in polyhedral surfaces 2. SV 18.1.2019 Johannes Wallner variation of normal vectors in smooth and discrete surfaces 3. GV 30.1.2019 H. Wagner: Bregman geometry and Information Topology [ H. Edelsbrunner: Tri-partitions of complexes [ 30.1.2019 G. Osang: Persistence of Multi-Covers 4. SV 12.3.2019 Tono Gfrerrer news on bevel gears 5. SV 19.3.2019 Hannah Schreiber On the expected complexity of the matrix reduction algorithm 6. SV 24.3.2019 Leonardo Alese Closing curves by rearranging arcs 7. SV 9.4.2019 Ulderico Fugacci Efficient edge contraction on top-based representations