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39 Publications


2024 | Preprint | LibreCat-ID: 50272
D. Rudolph, S. Gharibian, and D. Nagaj, “Quantum 2-SAT on low dimensional systems is $\mathsf{QMA}_1$-complete:  Direct embeddings and black-box simulation,” arXiv:2401.02368. 2024.
LibreCat | arXiv
 

2024 | Journal Article | LibreCat-ID: 48544 | OA
S. Gharibian, “Guest Column: The 7 faces of quantum NP,” ACM SIGACT News, vol. 54, no. 4, pp. 54–91, 2024.
LibreCat | Files available | Download (ext.)
 

2024 | Preprint | LibreCat-ID: 50273
A. Agarwal, S. Gharibian, V. Koppula, and D. Rudolph, “Quantum Polynomial Hierarchies: Karp-Lipton, error reduction, and lower  bounds,” arXiv:2401.01633. 2024.
LibreCat | arXiv
 

2024 | Conference Paper | LibreCat-ID: 50406
S. Gharibian and J. Kamminga, “BQP, meet NP: Search-to-decision reductions and approximate counting.”
LibreCat | arXiv
 

2023 | Conference Paper | LibreCat-ID: 31872
S. Gharibian and D. Rudolph, “Quantum space, ground space traversal, and how to embed multi-prover  interactive proofs into unentanglement,” in 14th Innovations in Theoretical Computer Science (ITCS), 2023, vol. 251, p. 53:1-53:23, doi: 10.4230/LIPIcs.ITCS.2023.53.
LibreCat | DOI | arXiv
 

2023 | Conference Paper | LibreCat-ID: 20841 | OA
S. Gharibian, J. Watson, and J. Bausch, “The Complexity of Translationally Invariant Problems beyond Ground State Energies,” in Proceedings of the 40th International Symposium on Theoretical Aspects of Computer Science (STACS), 2023, vol. 254, p. 54:1-54:21, doi: https://doi.org/10.4230/LIPIcs.STACS.2023.54.
LibreCat | DOI | Download (ext.) | arXiv
 

2023 | Conference Paper | LibreCat-ID: 34138
L. Bittel, S. Gharibian, and M. Kliesch, “The Optimal Depth of Variational Quantum Algorithms Is QCMA-Hard to Approximate,” in Proceedings of the 38th Computational Complexity Conference (CCC), 2023, vol. 264, no. 34, p. 34:1-34:24, doi: 10.4230/LIPIcs.CCC.2023.34.
LibreCat | DOI | arXiv
 

2023 | Conference Paper | LibreCat-ID: 32407
S. Gharibian, R. Hayakawa, F. L. Gall, and T. Morimae, “Improved Hardness Results for the Guided Local Hamiltonian Problem,” in Proceedings of the 50th EATCS International Colloquium on Automata, Languages and Programming (ICALP), 2023, vol. 261, no. 32, pp. 1–19, doi: 10.4230/LIPIcs.ICALP.2023.32.
LibreCat | DOI | arXiv
 

2023 | Journal Article | LibreCat-ID: 50271
S. Gharibian and F. Le Gall, “Dequantizing the Quantum Singular Value Transformation: Hardness and Applications to Quantum Chemistry and the Quantum PCP Conjecture,” SIAM Journal on Computing, vol. 52, no. 4, pp. 1009–1038, 2023, doi: 10.1137/22m1513721.
LibreCat | DOI
 

2022 | Journal Article | LibreCat-ID: 34700
S. Gharibian, M. Santha, J. Sikora, A. Sundaram, and J. Yirka, “Quantum generalizations of the polynomial hierarchy with applications to QMA(2),” Computational Complexity, vol. 31, no. 2, Art. no. 13, 2022, doi: 10.1007/s00037-022-00231-8.
LibreCat | DOI
 

2022 | Conference Paper | LibreCat-ID: 27160 | OA
S. Gharibian and D. Rudolph, “On polynomially many queries to NP or QMA oracles,” in 13th Innovations in Theoretical Computer Science (ITCS 2022), 2022, vol. 215, no. 75, pp. 1–27, doi: 10.4230/LIPIcs.ITCS.2022.75.
LibreCat | DOI | Download (ext.)
 

2022 | Conference Paper | LibreCat-ID: 27531 | OA
S. Gharibian and F. L. Gall, “Dequantizing the Quantum Singular Value Transformation: Hardness and  Applications to Quantum Chemistry and the Quantum PCP Conjecture,” in Proceedings of the 54th ACM Symposium on Theory of Computing (STOC), 2022, pp. 19–32.
LibreCat | Download (ext.) | arXiv
 

2021 | Journal Article | LibreCat-ID: 29780
A. Broadbent, S. Gharibian, and H.-S. Zhou, “Towards Quantum One-Time Memories from Stateless Hardware,” Quantum, vol. 5, Art. no. 429, 2021, doi: 10.22331/q-2021-04-08-429.
LibreCat | DOI
 

2020 | Conference Paper | LibreCat-ID: 8426
A. Broadbent, S. Gharibian, and H.-S. Zhou, “Towards Quantum One-Time Memories from Stateless Hardware,” in Proceedings of the 15th Conference on the Theory of Quantum Computation, Communication and Cryptography (TQC), 2020, vol. 158, p. 6:1-6:25.
LibreCat | Download (ext.) | arXiv
 

2020 | Journal Article | LibreCat-ID: 16927 | OA
S. Gharibian, M. Aldi, N. de Beaudrap, and S. Saeedi, “On efficiently solvable cases of Quantum k-SAT,” Communications in Mathematical Physics, 2020.
LibreCat | Download (ext.) | arXiv
 

2020 | Conference Paper | LibreCat-ID: 13226 | OA
S. Gharibian, S. Piddock, and J. Yirka, “Oracle complexity classes and local measurements on physical  Hamiltonians,” in Proceedings of the 37th Symposium on Theoretical Aspects of Computer Science (STACS 2020), 2020, p. 38.
LibreCat | Download (ext.) | arXiv
 

2019 | Conference Paper | LibreCat-ID: 13297 | OA
S. Gharibian and O. Parekh, “Almost Optimal Classical Approximation Algorithms for a Quantum Generalization of Max-Cut,” in Proceedings of the 22nd International Workshop on Approximation Algorithms for Combinatorial Optimization Problems (APPROX), 2019, vol. 145, p. 31:1-31:17, doi: 10.4230/LIPICS.APPROX-RANDOM.2019.31.
LibreCat | DOI | Download (ext.)
 

2019 | Journal Article | LibreCat-ID: 13558 | OA
S. Gharibian and J. Yirka, “The complexity of simulating local measurements on quantum systems,” Quantum, vol. 3, p. 189, 2019, doi: 10.22331/q-2019-09-30-189.
LibreCat | DOI | Download (ext.)
 

2018 | Conference Paper | LibreCat-ID: 8162 | OA
M. Aldi, N. de Beaudrap, S. Gharibian, and S. Saeedi, “On Efficiently Solvable Cases of Quantum k-SAT,” in 43rd International Symposium on Mathematical Foundations  of Computer Science (MFCS 2018), Liverpool, UK, 2018, vol. 117, p. 38:1-38:16, doi: 10.4230/LIPIcs.MFCS.2018.38.
LibreCat | DOI | Download (ext.) | arXiv
 

2018 | Conference Paper | LibreCat-ID: 8161 | OA
S. Gharibian, M. Santha, J. Sikora, A. Sundaram, and J. Yirka, “Quantum Generalizations of the Polynomial Hierarchy with Applications to QMA(2),” in 43rd International Symposium on Mathematical Foundations  of Computer Science (MFCS 2018), Liverpool, UK, 2018, vol. 117, p. 58:1-58:16, doi: 10.4230/LIPIcs.MFCS.2018.58.
LibreCat | DOI | Download (ext.) | arXiv
 

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