论文标题

通过连续变量量子计算机求解微分方程

Solving Differential Equations via Continuous-Variable Quantum Computers

论文作者

Knudsen, Martin, Mendl, Christian B.

论文摘要

我们探讨了连续变量(CV)量子计算机如何求解经典的微分方程,从而利用其先天能力来表示Qumodes中的实数。具体而言,我们构建了变异CV量子回路[Killoran等,Phys。我们使用Pennylane / Strawberry Fields框架的模拟和参数优化表明了线性和非线性ODE的良好收敛性。

We explore how a continuous-variable (CV) quantum computer could solve a classic differential equation, making use of its innate capability to represent real numbers in qumodes. Specifically, we construct variational CV quantum circuits [Killoran et al., Phys.~Rev.~Research 1, 033063 (2019)] to approximate the solution of one-dimensional ordinary differential equations (ODEs), with input encoding based on displacement gates and output via measurement averages. Our simulations and parameter optimization using the PennyLane / Strawberry Fields framework demonstrate good convergence for both linear and non-linear ODEs.

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