The N-dimensional array (ndarray), NumPy Developers, 2023 - Covers fundamental concepts of NumPy arrays, including creation, basic element-wise operations, and an introduction to broadcasting. Essential for beginners.
Universal functions (ufunc), NumPy Developers, 2023 - Details NumPy's universal functions (ufuncs), explaining how they provide fast, element-wise operations and their underlying mechanics. Provides deeper insight into performance.
Python for Data Analysis: Data Wrangling with Pandas, NumPy, and IPython, Wes McKinney, 2022 (O'Reilly Media) - A comprehensive guide to data manipulation in Python, dedicating significant sections to NumPy arrays, element-wise operations, broadcasting, and performance considerations. Highly recommended for practical application.