# tridiagonal

## EnglishEdit

### EtymologyEdit

### AdjectiveEdit

**tridiagonal** (*not comparable*)

- (linear algebra, of a matrix) Having nonzero elements only in the main diagonal and the diagonals directly above and below it

**tridiagonal** (*not comparable*)

- (linear algebra, of a matrix) Having nonzero elements only in the main diagonal and the diagonals directly above and below it