| Addition(SymmetricMatrix, SymmetricMatrix) | Adds two symmetric matrices. |
| Division(SymmetricMatrix, Double) | Divides a symmetric matrix by a real factor. |
| Multiply(Double, SymmetricMatrix) | Multiplies a symmetric matrix by a real factor. |
| Subtraction(SymmetricMatrix, SymmetricMatrix) | Subtracts two symmetric matrices. |
| UnaryNegation(SymmetricMatrix) | Negates a symmetric matrix. |