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Longer titles found: Generalized permutation matrix (view)

searching for Permutation matrix 11 found (73 total)

Bruhat decomposition (793 words) [view diff] exact match in snippet view article find links to article

{\displaystyle U_{2}} are upper triangular, and P {\displaystyle P} is a permutation matrix. Writing this as P = U 1 − 1 A U 2 − 1 {\displaystyle P=U_{1}^{-1}AU_{2}^{-1}}

Magma (computer algebra system) (618 words) [view diff] no match in snippet view article

for free, through that institution. Group theory Magma includes permutation, matrix, finitely presented, soluble, abelian (finite or infinite), polycyclic

Higman–Sims group (1,525 words) [view diff] exact match in snippet view article find links to article

fact, |HS| = 100 |M22|, and there are instances of HS including a permutation matrix representation of the Mathieu group M22. If an instance of HS in Co0

Inverse-Wishart distribution (3,491 words) [view diff] exact match in snippet view article find links to article

V^{T}\mathbf {X} V} , moreover Φ {\displaystyle \mathbf {\Phi } } can be a permutation matrix which exchanges diagonal elements. It follows that the diagonal elements

Rank factorization (1,944 words) [view diff] exact match in snippet view article find links to article

}}} Let P {\textstyle P} be an n × n {\textstyle n\times n} permutation matrix such that A P = ( C , D ) {\textstyle AP=(C,D)} in block partitioned

Cyclotomic fast Fourier transform (1,477 words) [view diff] exact match in snippet view article find links to article

block diagonal matrix, and Π {\displaystyle \mathbf {\Pi } } is a permutation matrix regrouping the elements in f {\displaystyle \mathbf {f} } according

Normal basis (3,146 words) [view diff] exact match in snippet view article find links to article

_{j}^{-1}} . It follows that A ( α ) {\displaystyle A(\alpha )} is the permutation matrix corresponding to the permutation of G which sends each σ i {\displaystyle

Klein polyhedron (2,582 words) [view diff] exact match in snippet view article find links to article

\textstyle c_{n}\neq 0} ) and W {\displaystyle \textstyle W} is a permutation matrix. Assuming that V {\displaystyle \textstyle V} has been triangulated

Shayle R. Searle (3,294 words) [view diff] exact match in snippet view article find links to article

hdl:1813/32750. Henderson, H. V.; Searle, S. R. (1981). "The vec-permutation matrix, the vec operator and Kronecker products: A review". Linear and Multilinear

Cholesky decomposition (8,335 words) [view diff] exact match in snippet view article find links to article

positive semidefinite matrix of rank r, then there is at least one permutation matrix P such that P A PT has a unique decomposition of the form P A PT =

Khatri–Rao product (4,395 words) [view diff] exact match in snippet view article find links to article

\ast \mathbf {D} )]} , where P {\displaystyle \mathbf {P} } is a permutation matrix. ( A ∙ B ) ( C ⊗ D ) = ( A C ) ∙ ( B D ) {\displaystyle (\mathbf