Basic

MatrixQ  ▪ SquareMatrixQ  ▪ DiagonalMatrixQ  ▪ UpperTriangularMatrixQ  ▪ LowerTriangularMatrixQ

Symmetry Related

SymmetricMatrixQ  ▪ AntisymmetricMatrixQ  ▪ HermitianMatrixQ  ▪ AntihermitianMatrixQ

Quadratic-Form Related

PositiveDefiniteMatrixQ  ▪ NegativeDefiniteMatrixQ  ▪ PositiveSemidefiniteMatrixQ  ▪ NegativeSemidefiniteMatrixQ  ▪ IndefiniteMatrixQ

Eigenvalue Related

NormalMatrixQ  ▪ DiagonalizableMatrixQ

Inner-Product Related

OrthogonalMatrixQ  ▪ UnitaryMatrixQ

Options for Matrix Predicates

Tolerance  ▪ SameTest  ▪ Normalized

Related Guides

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• Matrices & Linear Algebra