numpy.linalg.solve, NumPy Developers, 2023 - Official documentation for the NumPy function used to solve linear systems, detailing its usage and parameters.
Numerical Linear Algebra, Lloyd N. Trefethen, David Bau III, 1997 (Society for Industrial and Applied Mathematics (SIAM))DOI: 10.1137/1.9781611971217 - This foundational textbook provides a rigorous treatment of numerical methods for linear algebra, including direct methods for solving linear systems, stability analysis, and matrix factorizations like LU decomposition.
Introduction to Linear Algebra, Gilbert Strang, 2016 (Wellesley-Cambridge Press) - A widely-used textbook introducing the fundamental concepts of linear algebra, including systems of linear equations, matrix inversion, and properties of singular matrices.