square matrix

/skwɛər ˌmeɪtrɪks/

Definitions of square matrix

1. noun

   a matrix with the same number of rows and columns
   types:

   diagonal matrix

   a square matrix with all elements not on the main diagonal equal to zero

   determinant

   a square matrix used to solve simultaneous equations

   Latin square

   a square matrix of n rows and columns; cells contain n different symbols so arranged that no symbol occurs more than once in any row or column

   magic square

   a square matrix of n rows and columns; the first n^2 integers are arranged in the cells of the matrix in such a way that the sum of any row or column or diagonal is the same

   nonsingular matrix

   a square matrix whose determinant is not zero

   singular matrix

   a square matrix whose determinant is zero

   scalar matrix

   a diagonal matrix in which all of the diagonal elements are equal

   type of:

   matrix

   (mathematics) a rectangular array of quantities or expressions set out by rows and columns; treated as a single element and manipulated according to rules