In this article, we introduce how to solve simultaneous linear equations with NISQ, which is the abbreviation for Noisy Intermediate Scaled Quantum, from Xu et al. [1].We consider the following linear equation: \begin{align*} Ax=b, \tag{1}…

りょうしじょうほうで出てきたので整理するよ～In this article, we introduce that any square matrix can be decomposed as the linear combination of the Pauli matrices.Denote by the set of all square matrices of order whose components value on …