symmetric matrix in a sentence

Examples

1. If a symmetric matrix is rotated by 90? it becomes a persymmetric matrix.
2. A standard result for a symmetric matrix such as "'X "'
3. where is a real, symmetric matrix.
4. Thus the determinant of a real skew-symmetric matrix is always non-negative.
5. A similar situation holds for applying a Cayley transform to the skew-symmetric matrix.
6. T is a skew-symmetric matrix.
7. Suppose we have a large symmetric matrix which can be partitioned into smaller blocks matricies.
8. The boost matrix is a symmetric matrix.
9. But no non-zero symmetric matrix can be nilpotent, since it is diagonalisable.
10. A symmetric matrix is positive-definite if and only if all its eigenvalues are positive.