Examples for

Matrix Decompositions

Matrix decompositions are a collection of specific transformations or factorizations of matrices into a specific desired form. Examples of matrix decompositions that Wolfram|Alpha can compute include diagonalization, Jordan, LU, QR, singular value, Cholesky, Hessenberg and Schur decompositions.

Diagonalization

Explore diagonalizations, including unitary and orthogonal diagonalizations, of a square matrix.

Diagonalize a matrix:

Compute an orthogonal diagonalization of a real symmetric matrix:

Calculate a unitary diagonalization of a normal matrix:

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Jordan Decomposition

Find the Jordan canonical form of a square matrix.

Compute a Jordan decomposition:

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LU Decomposition

Decompose a matrix into the product of a lower-triangular matrix and an upper-triangular matrix.

Compute the LU decomposition of a matrix:

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QR Decomposition

Decompose a matrix into the product of a unitary matrix and an upper-triangular matrix.

Compute the QR decomposition of a matrix:

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Singular Value Decomposition

Decompose a matrix into the product of a unitary matrix, a diagonal matrix (of singular values) and another unitary matrix.

Compute a singular value decomposition (SVD):

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Cholesky Decomposition

Decompose a positive definite Hermitian matrix into the product of a lower-triangular matrix and its conjugate transpose.

Find the Cholesky decomposition of a matrix:

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Hessenberg Decomposition

Factor a matrix into the product of a unitary matrix, a Hessenberg matrix with zero entries below the second diagonal and the inverse of the unitary matrix.

Compute a Hessenberg decomposition:

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Schur Decomposition

Decompose a square matrix into the product of an upper-triangular matrix and an orthogonal or unitary matrix.

Compute a Schur decomposition:

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