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Publications - Tim Netzer  


All publications available via arXiv

           Preprints

           Published

           Other Documents


Preprints

  • Tensor Decompositions on Simplicial Complexes with Invariance, with G. De las Cuevas and M. Hoogsteder Riera
  • Mixed States in One Spatial Dimension: Decompositions and Correspondence with Nonnegative Matrices, with G. De las Cuevas
  • Separability for Mixed States with Operator Schmidt Rank Two, with G. De las Cuevas and T. Drescher
  • Optimal Bounds on the Positivity of a Matrix from a few Moments, with G. De las Cuevas and T. Fritz
  • On Projections of Free Semialgebraic Sets, with T. Drescher and A. Thom

Published

  1. A Note on Noncommutative Polytopes and Polyhedra, with B. Huber, to appear in Advances in Geometry
  2. Free Semialgebraic Geometry, Internationale Mathematische Nachrichten 240, 31–41 (2019)
  3. Non-Nudgable Subgroups of Permutations, Archiv der Mathematik 109 (5), 401-406 (2017)
  4. Spectrahedral Containment and Operator Systems with Finite-Dimensional Realization, with T. Fritz and A. Thom, SIAM Journal on Applied Algebra and Geometry 1, 556-574 (2017)
  5. About the Solvability of Matrix Polynomial Equations, with A. Thom, Bulletin of the London Mathematical Society 49, 670-675 (2017)
  6. Quadratic Modules, C∗-Algebras, and Free Convexity, with V. Alekseev and A. Thom, to appear in Transactions of the American Mathematical Society
  7. Real Algebraic Geometry and its Applications, Internationale Mathematische Nachrichten 232, 1-18 (2016)
  8. Kazhdan’s Property (T) via Semidefinite Optimization, with A. Thom, Experimental Mathematics 24 (2), 1-4 (2015)
  9. Positivstellensätze for Quantum Multigraphs, with Andreas Thom, Journal of Algebra 422, 504-519 (2015)
  10. Can You Compute the Operator Norm? with T. Fritz and A. Thom, Proceedings of the American Mathematical Society 142 (12), 4265-4276 (2014)
  11. Hyperbolic Polynomials and Generalized Clifford Algebras, with A. Thom, Discrete & Computational Geometry 51 (4), 802-814 (2014)
  12. Smooth Hyperbolicity Cones are Spectrahedral Shadows, with R. Sanyal, Mathematical Programming Series B Special Issue on Lifts of Convex Sets (2014)
  13. How Fast Do Polynomials Grow on Semialgebraic Sets? with Pinaki Mondal, Journal of Algebra 413, 320-344 (2014)
  14. Determinantal Representations and the Hermite Matrix, with D. Plaumann and A. Thom, Michigan Mathematical Journal 62 (2), 407-420 (2013)
  15. Real Closed Separation Theorems and Applications in Group Algebras, with A. Thom, Pacific Journal of Mathematics 263 (2), 435-452 (2013)
  16. Polynomials with and without Determinantal Representations, with A. Thom, Linear Algebra and its Applications 437 (7), 1579-1595 (2012)
  17. Positivstellensätze for Real Function Algebras, with M. Marshall, Mathematische Zeitschrift 270 (3-4), 889-901 (2012)
  18. Positive Polynomials and Projections of Spectrahedra, with J. Gouveia, Siam Journal on Optimization 21 (3), 960-976 (2011)
  19. On the Real Multidimensional Rational K-Moment Problem, with J. Cimprič and M. Marshall, Transactions of the American Mathematical Society 363 (11), 5773-5788 (2011)
  20. Closures of Quadratic Modules, with J. Cimprič and M. Marshall, Israel Journal of Mathematics 183 (1), 445-474 (2011)
  21. Tracial Algebras and an Embedding Theorem, with A. Thom, Journal of Functional Analysis 259, 2939-2960 (2010)
  22. Representation and Approximation of Positivity Preservers, Journal of Geometric Analysis 20 (3), 751-770 (2010)
  23. On Semidefinite Representations of Non-Closed Sets, Linear Algebra and its Applications 432, 3072-3078 (2010)
  24. Exposed Faces of Semidefinitely Representable Sets, with D. Plaumann and M. Schweighofer, Siam Journal on Optimization 20 (4), 1944-1955 (2010)
  25. Positive Polynomials and Sequential Closures of Quadratic Modules, Transactions of the American Mathematical Society 362, 2619-2639 (2010)
  26. Stability of Quadratic Modules, manuscripta mathematica 129 (2), 251-271 (2009)
  27. An Elementary Proof of Schmüdgen’s Theorem on the Moment Problem of Closed Semi-Algebraic Sets, Proceedings of the American Mathematical Society 136, 529-537 (2008)
  28. A Note on the Representation of Positive Polynomials with Structured Sparsity, with D. Grimm and M. Schweighofer, Archiv der Mathematik 89 (5), 399-403 (2007)
  29. SOS Approximations of Nonnegative Polynomials via Simple High Degree Pertubations, with J.B. Lasserre, Mathematische Zeitschrift 256 (1), 99-112 (2007)

Other Documents

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