# Submatrix

From Encyclopedia of Mathematics

*of a matrix of dimension *

A matrix of dimension , where , , formed by the elements at the intersection of specified rows and specified columns of with retention of the previous order. The determinant of a square submatrix of order of a matrix is called a minor of order of .

**How to Cite This Entry:**

Submatrix.

*Encyclopedia of Mathematics.*URL: http://www.encyclopediaofmath.org/index.php?title=Submatrix&oldid=18641

This article was adapted from an original article by T.S. Pigolkina (originator), which appeared in Encyclopedia of Mathematics - ISBN 1402006098. See original article