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 topic covers: - Adding & subtracting matrices - Multiplying matrices by scalars - Multiplying matrices - Representing & solving linear systems with matrices - Matrix inverses - Matrix …

Oct 25, 2025 · Learn what matrices are, how they work, and why they matter. Definitions, types, properties, and examples to help you understand matrices step by step.

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.

We review here some of the basic definitions and elementary algebraic operations on matrices. There are many applications as well as much interesting theory revolving around these …

While some of the motivation comes from linear equations, it turns out that matrices can be multiplied and added and so form an algebraic system somewhat analogous to the real …