Depth-Optimized Quantum Circuit of Gauss–Jordan Elimination

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Názov: Depth-Optimized Quantum Circuit of Gauss–Jordan Elimination
Autori: Kyungbae Jang, Yujin Oh, Hwajeong Seo
Zdroj: Applied Sciences, Vol 14, Iss 19, p 8579 (2024)
Informácie o vydavateľovi: MDPI AG
Rok vydania: 2024
Zbierka: Directory of Open Access Journals: DOAJ Articles
Predmety: quantum computers, information set decoding, Gauss–Jordan elimination, Grover’s search, Technology, Engineering (General). Civil engineering (General), TA1-2040, Biology (General), QH301-705.5, Physics, QC1-999, Chemistry, QD1-999
Popis: Quantum computers have the capacity to solve certain complex problems more efficiently than classical computers. To fully leverage these quantum advantages, adapting classical arithmetic for quantum systems in a circuit level is essential. In this paper, we introduce a depth-optimized quantum circuit of Gauss–Jordan elimination for matrices in binary. This quantum circuit is a crucial module for accelerating Information Set Decoding (ISD) using Grover’s algorithm. ISD is a cryptographic technique used in analyzing code-based cryptographic algorithms. When combined with Grover’s search, it achieves a square root reduction in complexity. The proposed method emphasizes the potential for parallelization in the quantum circuit implementation of Gauss–Jordan elimination. We allocate additional ancilla qubits to enable parallel operations within the target matrix and further reuse these ancilla qubits to minimize overhead from our additional allocation. The proposed quantum circuit for Gauss–Jordan elimination achieves the lowest Toffoli depth compared to the-state-of-art previous works.
Druh dokumentu: article in journal/newspaper
Jazyk: English
Relation: https://www.mdpi.com/2076-3417/14/19/8579; https://doaj.org/toc/2076-3417; https://doaj.org/article/b94346b6a324428b90e755f833367c81
DOI: 10.3390/app14198579
Dostupnosť: https://doi.org/10.3390/app14198579
https://doaj.org/article/b94346b6a324428b90e755f833367c81
Prístupové číslo: edsbas.CF3700DC
Databáza: BASE
Popis
Abstrakt:Quantum computers have the capacity to solve certain complex problems more efficiently than classical computers. To fully leverage these quantum advantages, adapting classical arithmetic for quantum systems in a circuit level is essential. In this paper, we introduce a depth-optimized quantum circuit of Gauss–Jordan elimination for matrices in binary. This quantum circuit is a crucial module for accelerating Information Set Decoding (ISD) using Grover’s algorithm. ISD is a cryptographic technique used in analyzing code-based cryptographic algorithms. When combined with Grover’s search, it achieves a square root reduction in complexity. The proposed method emphasizes the potential for parallelization in the quantum circuit implementation of Gauss–Jordan elimination. We allocate additional ancilla qubits to enable parallel operations within the target matrix and further reuse these ancilla qubits to minimize overhead from our additional allocation. The proposed quantum circuit for Gauss–Jordan elimination achieves the lowest Toffoli depth compared to the-state-of-art previous works.
DOI:10.3390/app14198579