positive symmetric solution
positive pseudo-symmetric solution
symmetric positive definite solution
symmetric positive semidefinite solution
Anti-Symmetric Solution
axial-symmetric solution
least norm symmetric solution
least squares skew-symmetric solution
least-norm central symmetric solution
pseudo-symmetric solution
Radially symmetric solution
skew-symmetric solution
sub symmetric positive subdefinite matrix
symmetric positive coefficient matrix
symmetric positive definite
symmetric positive definite matrix
symmetric positive matrix
symmetric positive semidefinite