At the moment, we have many books and articles (free and paid) about Linear Algebra. To the best of my knowledge, I present some books that can help you understand the linear algebra from novice to expert level.
- Introduction to Linear Algebra, Fifth Edition (2016) [Gilbert Strang]
- Introduction to Applied Linear Algebra: Vectors, Matrices, and Least Squares (2018) [Stephen Boyd, Lieven Vandenberghe]
- Linear Algebra (2013) [David Cherney, Tom Denton, Rohit Thomas, Andrew Waldron]