matrix

Also known as mathematical matrix, array

rectangular array of numbers, symbols, or expressions, arranged in rows and columns

AI overview

A matrix is a rectangular arrangement of numbers, symbols, or expressions organized in rows and columns, often used as a tool for organizing and manipulating data. Matrices matter because they provide a structured way to represent and solve complex problems in mathematics, physics, engineering, and computer science.

AI-generated from the Wikipedia summary — may contain errors.

Wikidata facts

Subclass of: tensor
Image: Matriz organizacao.png
Said to be same as: linear map

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Commons category: Matrices
different from: table
topic's main category: Category:Matrices (mathematics)
facet of: linear algebra
studied by: matrix theory
has characteristic: rank
on focus list of Wikimedia project: Wikipedia:Vital articles/Level/4
topic has template: Template:Matrix classes
maintained by WikiProject: WikiProject Mathematics
Stack Exchange tag: tex.stackexchange.com/tags/matrices

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Encyclopedic overview

An m × n matrix: the m rows are horizontal and the n columns are vertical. Each element of a matrix is often denoted by a variable with two subscripts. For example, a2,1 represents the element at the second row and first column of the matrix.

In mathematics, a matrix (pl.: matrices) is a rectangular array of numbers or other mathematical objects with elements or entries arranged in rows and columns, usually satisfying certain properties of addition and multiplication.

Excerpted from Wikipedia’s “matrix” article, available under the CC BY-SA 4.0 licence.