diagonal matrix

/daɪˌægənl ˌmeɪtrɪks/

Definitions of diagonal matrix

1. noun

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

   scalar matrix

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

   identity matrix, unit matrix

   a scalar matrix in which all of the diagonal elements are unity

   type of:

   square matrix

   a matrix with the same number of rows and columns