Irregular matrix

Known as: Ragged matrix, Regular matrix 
An irregular matrix, or ragged matrix, can be described as a matrix that has a different number of elements in each row. Ragged matrices are not used… (More)
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5 relations
Array data structureIliffe vectorLinear algebraMatrix representation
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Papers overview

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2017
2017
On Wilkinson ' s problem for matrix pencils
Suppose that an n-by-n regular matrix pencil A − λB has n distinct eigenvalues. Then determining a defective pencil E−λF which is… (More)
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Highly Cited
2015
Highly Cited
2015
CSR5: An Efficient Storage Format for Cross-Platform Sparse Matrix-Vector Multiplication
Sparse matrix-vector multiplication (SpMV) is a fundamental building block for numerous applications. In this paper, we propose… (More)
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2015
2015
Some Paranormed Double Difference Sequence Spaces for Orlicz Functions and Bounded-Regular Matrices
and Applied Analysis 3 2. The Double Difference Sequence Spaces In this section, we define some new paranormed double difference… (More)
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2014
2014
Identifiability and identification of inertial parameters using the underactuated base-link dynamics for legged multibody systems
In this paper we study the dynamics of multibody systems with the base not permanently fixed to the inertial frame, or more… (More)
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2010
2010
Fiedler Companion Linearizations and the Recovery of Minimal Indices
A standard way of dealing with a matrix polynomial P (λ) is to convert it into an equivalent matrix pencil – a process known as… (More)
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2009
2009
Jordan Structures of Alternating Matrix Polynomials ∗
Alternating matrix polynomials, that is, polynomials whose coefficients alternate between symmetric and skew-symmetric matrices… (More)
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Highly Cited
2009
Highly Cited
2009
The Quasi-Weierstraß form for regular matrix pencils
Regular linear matrix pencils A − E∂ ∈ K[∂], where K = Q, R or C, and the associated differential algebraic equation (DAE) E… (More)
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2006
2006
Parallel Variants of the Multishift QZ Algorithm with Advanced Deflation Techniques
The QZ algorithm reduces a regular matrix pair to generalized Schur form, which can be used to address the generalized eigenvalue… (More)
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Highly Cited
1994
Highly Cited
1994
Inverse Free Parallel Spectral Divide and Conquer Algorithms for Nonsymmetric Eigenproblems
We discuss two inverse free, highly parallel, spectral divide and conquer algorithms: one for computing an invariant subspace of… (More)
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Highly Cited
1992
Highly Cited
1992
Design of a Parallel Nonsymmetric Eigenroutine Toolbox, Part I
The dense nonsymmetric eigenproblem is one of the hardest linear algebra problems to solve e ectively on massively parallel… (More)
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