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quant-ph2024
Quantum multi-row iteration algorithm for linear systems with non-square coefficient matrices
Weitao Lin, Guojing Tian, Xiaoming Sun
In the field of quantum linear system algorithms, quantum computing has realized exponential computational advantages over classical computing. However, the focus has been on squar…
quant-ph2024
Towards Optimal Circuit Size for Sparse Quantum State Preparation
Rui Mao, Guojing Tian, Xiaoming Sun
Compared to general quantum states, the sparse states arise more frequently in the field of quantum computation. In this work, we consider the preparation for -qubit sparse quan…
quant-ph2024★ 3 cited
Quantum circuit for multi-qubit Toffoli gate with optimal resource
Junhong Nie, Wei Zi, Xiaoming Sun
Resource consumption is an important issue in quantum information processing, particularly during the present NISQ era. In this paper, we investigate resource optimization of imple…