Linear Algebra¶
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Returns the Hermitian transpose of a matrix |
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Returns \(A^H v\) for a given matrix A and a vector v |
Triangular Systems¶
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Solves the system L x = b using back substitution |
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Solves the system L^T x = b using back substitution |
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Solves the system U x = b using back substitution |
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Solves the system U^T x = b using back substitution |
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Solves a symmetric positive definite system A x = b where A = L L’ |
Fundamental Subspaces¶
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Constructs an orthonormal basis for the range of A using SVD |
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Constructs an orthonormal basis for the row space of A using SVD |
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Constructs an orthonormal basis for the null space of A using SVD |
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Constructs an orthonormal basis for the left null space of A using SVD |
Singular Value Decomposition¶
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Returns the effective rank of A based on its singular value decomposition |
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Returns the effective rank of a matrix from its SVD |
Returns the singular values of a matrix |
Subspaces¶
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Projects a vector to a subspace |
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Checks whether a vector v is in the subspace spanned by an ONB U or not |
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Returns the cosines of principal angles between two subspaces |
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Returns the principal angles between two subspaces in radians |
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Returns the principal angles between two subspaces in degrees |
Returns the cosine of smallest principal angle between two subspaces |
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Returns the smallest principal angle between two subspaces in radians |
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Returns the smallest principal angle between two subspaces in degrees |
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Returns the smallest principal angles between each pair of subspaces |
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Returns the smallest principal angles between each pair of subspaces in radians |
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Returns the smallest principal angles between each pair of subspaces in degrees |
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Returns the Grassmannian distance between two subspaces |