Matthias Christandl
Professor
Department of Mathematical Sciences
Universitetsparken 5
2100 København Ø
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"Squashed entanglement": An additive entanglement measure
Christandl, Matthias & Winter, A., Mar 2004, In: Journal of Mathematical Physics. 45, 3, p. 829-840Research output: Contribution to journal › Journal article › Research › peer-review
A Conceptually Simple Proof of the Quantum Reverse Shannon Theorem
Berta, M., Christandl, Matthias & Renner, R., 2011, THEORY OF QUANTUM COMPUTATION, COMMUNICATION, AND CRYPTOGRAPHY. p. 131-140 (Lecture notes in computer science, Vol. 6519).Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
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A Gap in the Subrank of Tensors
Christandl, Matthias, Gesmundo, F. & Zuiddam, J., 2023, In: SIAM Journal on Applied Algebra and Geometry. 7, 4, p. 742-767Research output: Contribution to journal › Journal article › Research › peer-review
A Quasipolynomial-Time Algorithm for the Quantum Separability Problem
Brandao, F. G. S. L., Christandl, Matthias & Yard, J., 2011, STOC 11: PROCEEDINGS OF THE 43RD ACM SYMPOSIUM ON THEORY OF COMPUTING. p. 343-351Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
A hierarchy of topological tensor network states
Buerschaper, O., Martin Mombelli, J., Christandl, Matthias & Aguado, M., Jan 2013, In: Journal of Mathematical Physics. 54, 1Research output: Contribution to journal › Journal article › Research › peer-review
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A single-qubit position verification protocol that is secure against multi-qubit attacks
Bluhm, Andreas, Christandl, Matthias & Speelman, F., 2022, In: Nature Physics. 18, p. 623–626Research output: Contribution to journal › Journal article › Research › peer-review
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An operational environment for quantum self-testing
Christandl, Matthias, Larsen, N. G. H. & Mancinska, Laura, 2022, In: Quantum. 6, p. 1-67 1 p., 699.Research output: Contribution to journal › Journal article › Research › peer-review
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Analytic next-to-nearest-neighbor XX models with perfect state transfer and fractional revival
Christandl, Matthias, Vinet, L. & Zhedanov, A., 25 Sep 2017, In: Physical Review A. 96, 3, 10 p., 032335.Research output: Contribution to journal › Journal article › Research › peer-review
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Asymptotic Performance of Port-Based Teleportation
Christandl, Matthias, Leditzky, F., Majenz, C., Smith, G., Speelman, F. & Walter, M., 2021, In: Communications in Mathematical Physics. 381, 1, p. 379-451Research output: Contribution to journal › Journal article › Research › peer-review
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Asymptotic entanglement transformation between W and GHZ states
Vrana, P. & Christandl, Matthias, Feb 2015, In: Journal of Mathematical Physics. 56, 2, 022204.Research output: Contribution to journal › Journal article › Research › peer-review
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Asymptotic tensor rank of graph tensors: beyond matrix multiplication
Christandl, Matthias, Vrana, P. & Zuiddam, J., 2019, In: Computational Complexity. 28, 1, p. 57-111 55 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Barriers for fast matrix multiplication from irreversibility
Christandl, Matthias, Vrana, P. & Zuiddam, J., 2019, 34th Computational Complexity Conference, CCC 2019. Shpilka, A. (ed.). Schloss Dagstuhl- Leibniz-Zentrum fur Informatik GmbH, Dagstuhl Publishing, 17 p. 26. (Leibniz International Proceedings in Informatics, LIPIcs, Vol. 137).Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
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Barriers for fast matrix multiplication from irreversibility
Christandl, Matthias, Vrana, P. & Zuiddam, J., 2021, In: Theory of Computing. 17, p. 1-32 2.Research output: Contribution to journal › Journal article › Research › peer-review
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Border Rank Is Not Multiplicative under the Tensor Product
Christandl, Matthias, Gesmundo, F. & Jensen, A. K., 2019, In: SIAM Journal on Applied Algebra and Geometry. 3, 2, p. 231–255Research output: Contribution to journal › Journal article › Research › peer-review
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Border Rank Nonadditivity for Higher Order Tensors
Christandl, Matthias, Gesmundo, F., Michałek, M. & Zuiddam, J., 2021, In: SIAM Journal on Matrix Analysis and Applications. 42, 2, p. 503-527Research output: Contribution to journal › Journal article › Research › peer-review
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Broadcast Copies Reveal the Quantumness of Correlations
Piani, M., Christandl, Matthias, Mora, C. E. & Horodecki, P., 26 Jun 2009, In: Physical Review Letters. 102, 25Research output: Contribution to journal › Journal article › Research › peer-review
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Catalytic Decoupling of Quantum Information
Majenz, C., Berta, M., Dupuis, F., Renner, R. & Christandl, Matthias, 10 Jan 2017, In: Physical Review Letters. 118, 8, 6 p., 080503.Research output: Contribution to journal › Journal article › Research › peer-review
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Clean Quantum and Classical Communication Protocols
Buhrman, H., Christandl, Matthias, Perry, C. D. & Zuiddam, J., 1 Dec 2016, In: Physical Review Letters. 117, 23, 5 p., 230503.Research output: Contribution to journal › Journal article › Research › peer-review
Complete Insecurity of Quantum Protocols for Classical Two-Party Computation
Buhrman, H., Christandl, Matthias & Schaffner, C., 2012, In: Physical Review Letters. 109, 16Research output: Contribution to journal › Journal article › Research › peer-review
Computing Multiplicities of Lie Group Representations
Christandl, Matthias, Doran, B. & Walter, M., 2012, 2012 IEEE 53rd Annual Symposium on Foundations of Computer Science (FOCS). IEEE, p. 639-648 10 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
Detection of Multiparticle Entanglement: Quantifying the Search for Symmetric Extensions
Brandao, F. G. S. L. & Christandl, Matthias, 2012, In: Physical Review Letters. 109, 16Research output: Contribution to journal › Journal article › Research › peer-review
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Discreteness of Asymptotic Tensor Ranks
Briët, J., Christandl, Matthias, Leigh, I. & Zuiddam, J., 2024, 15th Innovations in Theoretical Computer Science Conference (ITCS 2024), Proceedings. Schloss Dagstuhl - Leibniz-Zentrum für Informatik, p. 1-14 (Leibniz International Proceedings in Informatics, LIPIcs, Vol. 287).Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
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Distillation of Greenberger-Horne-Zeilinger States by Combinatorial Methods
Vrana, P. & Christandl, Matthias, 2019, In: IEEE Transactions on Information Theory. 65, 9, p. 5945-5958Research output: Contribution to journal › Journal article › Research › peer-review
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Distributed quantum sensing in a continuous-variable entangled network
Guo, X., Breum, C. R., Borregaard, J., Izumi, S., Larsen, M. V., Gehring, T., Christandl, Matthias, Neergaard-Nielsen, J. S. & Andersen, U. L., 23 Dec 2019, In: Nature Physics. 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Efficient Implementation of Separability Criteria
Oi, D. K. L. & Christandl, Matthias, Nov 2003, In: Journal of the Physical Society of Japan. 72, p. 174-180Research output: Contribution to journal › Journal article › Research › peer-review
ID: 105377494
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The border support rank of two-by-two matrix multiplication is seven
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SARS-CoV-2 transmission routes from genetic data: A Danish case study
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Asymptotic tensor rank of graph tensors: beyond matrix multiplication
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