Simple and High-Precision Hamiltonian Simulation by Compensating Trotter Error with Linear Combination of Unitary Operations

Trotter and linear combination of unitary (LCU) operations are two popular Hamiltonian simulation methods. The Trotter method is easy to implement and enjoys good system-size dependence endowed by commutator scaling, while the LCU method admits high-accuracy simulation with a smaller gate cost. We p...

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Bibliographic Details
Main Authors: Pei Zeng, Jinzhao Sun, Liang Jiang, Qi Zhao
Format: Article
Language:English
Published: American Physical Society 2025-03-01
Series:PRX Quantum
Online Access:http://doi.org/10.1103/PRXQuantum.6.010359
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