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Preprints

  • A.Prakash, A.Varvitsiotis. Matrix factorizations of correlation matrices and applications.
  • Albert Atserias, L. Mancinska, David E. Roberson, Robert Šámal, Simone Severini, A.Varvitsiotis. Quantum and non-signalling graph isomorphisms.
  • Chris Godsil, David E. Roberson, Brendan Rooney, Robert Šámal, A.Varvitsiotis. Graph Homomorphisms via Vector Colorings.
  • L. Mancinska, David E. Roberson, A.Varvitsiotis. Deciding the existence of perfect entangled strategies for nonlocal games.
  • Samuel Fiorini, Tony Huynh, Gwenaël Joret, A.Varvitsiotis. The excluded minors for isometric realizability in the plane.
  • Chris Godsil, David E. Roberson, Brendan Rooney, Robert Šámal, A.Varvitsiotis. Universal completability, least eigenvalue frameworks, and vector colorings.
  • M. Laurent, A.Varvitsiotis. Positive Semidefinite Matrix Completion, Universal Rigidity and the Strong Arnold Property.

Publications

  • A.Varvitsiotis, Jamie William Jonathon Sikora. (2017). Linear conic formulations for two party correlations and values of non-local games . -None- 162 431-463
  • A.Prakash, Jamie William Jonathon Sikora, A.Varvitsiotis, Zhaohui Wei. (2017). Completely positive semidefinite rank. Mathematical Programming
  • Jamie William Jonathon Sikora, A.Varvitsiotis. (2017). Linear conic formulations for two-party correlations and values of nonlocal games. Mathematical Programming 162 431-463
  • Jamie William Jonathon Sikora, A.Varvitsiotis, Z.H. Wei. (2016). Minimum dimension of a Hilbert space needed to generate a quantum correlation. Phys. Rev. Lett. 117 060401
  • Jamie William Jonathon Sikora, A.Varvitsiotis, Z.H. Wei. (2016). Device-independent dimension tests in the prepare-and-measure scenario. Phys. Rev. A 94 042125
  • L. Mancinska, D. E. Roberson, A.Varvitsiotis. (2016). On deciding the existence of perfect entangled strategies for nonlocal games. CJTCS 1-16
  • L. Mancinska, David E. Roberson, A.Varvitsiotis. (2014). Two characterizations of nonlocal games with perfect maximally entangled strategies. AQIS
  • M. E.-Nagy, Monique Laurent, A.Varvitsiotis. (2014). Forbidden minor characterizations for low-rank optimal solutions to semidefinite programs over the elliptope. -None-