A scheme for imposing constraints and improving conditioning of structural stiffness matrices

DOI10.1002/cnm.1181zbMath1426.74185OpenAlexW2148852792MaRDI QIDQ3162956

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Publication date: 22 October 2010

Published in: International Journal for Numerical Methods in Biomedical Engineering (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1002/cnm.1181

zbMATH Keywords

condition numberconstraintscomputer analysisstiffness methodbuilding frames

Mathematics Subject Classification ID

Rods (beams, columns, shafts, arches, rings, etc.) (74K10) Finite element methods applied to problems in solid mechanics (74S05)

Related Items (4)

An incomplete block-diagonalization approach for evaluating the determinants of bordered \(k\)-tridiagonal matrices ⋮ A division-free algorithm for numerically evaluating the determinant of a specific quasi-tridiagonal matrix ⋮ Numerical algorithms for the determinants of opposite-bordered and singly-bordered tridiagonal matrices ⋮ Generalized Sherman-Morrison-Woodbury formula based algorithm for the inverses of opposite-bordered tridiagonal matrices

Cites Work

• Adaptive techniques in the finite element method
• Iterative procedures for improving penalty function solutions of algebraic systems
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