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    SIAMSC
    2010
    142views more  SIAMSC 2010»
    Hypergraph-Based Unsymmetric Nested Dissection Ordering for Sparse LU Factorization
    13 years 11 months ago
    Hypergraph-Based Unsymmetric Nested Dissection Ordering for Sparse LU Factorization
    Download  www.sandia.gov
    In this paper we present HUND, a hypergraph-based unsymmetric nested dissection ordering algorithm for reducing the fill-in incurred during Gaussian elimination. HUND has several i...
    Laura Grigori, Erik G. Boman, Simplice Donfack, Ti...
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    FOCS
    2008
    IEEE
    82views Theoretical Computer Science» more  FOCS 2008»
    Matrix Sparsification for Rank and Determinant Computations via Nested Dissection
    14 years 4 months ago
    Matrix Sparsification for Rank and Determinant Computations via Nested Dissection
    Download  research.haifa.ac.il
    The nested dissection method developed by Lipton, Rose, and Tarjan is a seminal method for quickly performing Gaussian elimination of symmetric real positive definite matrices who...
    Raphael Yuster
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