| DIA | a punctuation mark (/) used to separate related items of information |
|---|---|
| DIA | (mathematics) a set of entries in a square matrix running diagonally either from the upper left to lower right entry or running from the upper right to lower left entry |
| DIA | an oblique line of squares of the same color on a checkerboard |
| DIA | a line or cut across a fabric that is not at right angles to a side |
| DIA | (geometry) a straight line connecting any two vertices of a polygon that are not adjacent |
| DIA | having an oblique or slanted direction |
| DIA | at an angle |
| DIA | a square matrix with all off-diagonal elements equal to zero |
| DIA | (matrix algebra) changing a square matrix to diagonal form (with all non-zero elements on the principal diagonal) |
| DIA | transform a matrix to a diagonal matrix |
| DIA | (mathematics) capable of being transformed into a diagonal matrix |
| DIA | (matrix algebra) changing a square matrix to diagonal form (with all non-zero elements on the principal diagonal) |