square matrix

noun

Mathematics.

1. a matrix in which the number of rows is equal to the number of columns.

square matrix

noun

1. maths a matrix in which the number of rows is equal to the number of columns

Word History and Origins

Origin of square matrix¹

First recorded in 1930–35

Example Sentences

The Perron-Frobenius theorem states that for a square matrix with all positive entries, there is a unique largest real eigenvalue and that its corresponding eigenvector has positive x and y coordinates.

From Scientific American