Matrix theory is the branch of mathematics that focuses on the study of matrices. It was initially a sub-branch of linear algebra, but soon grew to include subjects related to graph theory, …

Jul 23, 2025 · Algebra of Matrices includes operations such as Addition, Subtraction, Multiplication, transpose, negative, and determinant of the matrix. In this article, we will learn …

This text deals with matrix algebra, as opposed to linear algebra. Without arguing semantics, I view matrix algebra as a subset of linear algebra, focused primarily on basic concepts and …

Math explained in easy language, plus puzzles, games, quizzes, worksheets and a forum. For K-12 kids, teachers and parents.

This is a basic subject on matrix theory and linear algebra. Emphasis is given to topics that will be useful in other disciplines, including systems of equations, vector spaces, determinants, …

A matrix is simply a retangular array of numbers. For example, 𝐴 = ⎢ ⎢ ⎢ ⎢ 𝑎 1 1 𝑎 1 2 ⋯ 𝑎 1 𝑛 𝑎 2 1 𝑎 2 2 ⋯ 𝑎 2 𝑛 ⋮ ⋮ ⋱ ⋮ 𝑎 𝑚 1 𝑎 𝑚 2 ⋯ 𝑎 𝑚 𝑛 ⎥ ⎥ ⎥ ⎥ is a 𝑚 × 𝑛 matrix (𝑚 rows, 𝑛 columns), where the entry in the 𝑖 𝑡 ℎ row and 𝑗 𝑡 ℎ …

Use these short and self-contained lecture notes on matrix algebra for self-study or to complement your course material.

Teach yourself matrix algebra. Free, online tutorial. Easy-to-understand lessons. Sample problems with solutions. Everything you need to work with matrices.

Linear Algebra is strikingly similar to the algebra you learned in high school, except that in the place of ordinary single numbers, it deals with vectors. Many of the same algebraic operations …

Whether you are a student learning matrix algebra for the first time or a professional looking to refresh your knowledge, this comprehensive guide will help you master the essentials of matrix …