NumPy Kronecker Delta | What is NumPy.kron()? - Python Pool
Implementing Kronecker Product Decomposition with NumPy | by Xinyu Chen (陈新宇) | Medium
numpy.linalg.lstsq — NumPy v1.23 Manual
Linear Algebra in NumPy Python for Data Science - PST Analytics
arrays - Multiplying A Matrix By A String - Stack Overflow
Is there an efficient way to form this block matrix with numpy or scipy? - Stack Overflow
Python Numpy function: np.einsum and np.kron | by Xuejian Li | Medium
The Kronecker product function "kron" should return a matrix (instead of an array) at least for matrix inputs (Trac #71) · Issue #555 · numpy/numpy · GitHub
Numpy/SciPy — Python Tutorial documentation
NumPy: Compute the Kronecker product of two given mulitdimension arrays - w3resource
Python Numpy function: np.einsum and np.kron | by Xuejian Li | Medium
Sparse matrices / linear operators for differential equations
Do(n't) Use This Code—Expert Training & Consulting on Twitter: "#AdventOfCode Day #11, Parts #1 & #2 Summary: · straightforward with NumPy (e.g., `collections.Counter` → `numpy.unique`; `set` → masking tricks) · use generator