Category:Definitions/Tridiagonal Matrices

This category contains definitions related to Tridiagonal Matrices.
Related results can be found in Category:Tridiagonal Matrices.

A tridiagonal matrix is a matrix in which the elements outside the leading diagonal, the subdiagonal and the superdiagonal are all zero.

$\begin {pmatrix} a & b & 0 & \cdots & 0 & 0 \\ c & d & e & \cdots & 0 & 0 \\ 0 & f & g & \cdots & 0 & 0 \\ \vdots & \vdots & \vdots & \ddots & \vdots & \vdots \\ 0 & 0 & 0 & \cdots & w & x \\ 0 & 0 & 0 & \cdots & y & z \end {pmatrix}$