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Cited by 1,203

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Algorithmic Aspects of Vertex Elimination on Graphs

Rose, Donald J., Tarjan, R. Endre, Lueker, George S.·1976·SIAM Journal on Computing

Abstract

We consider a graph-theoretic elimination process which is related to performing Gaussian elimination on sparse symmetric positive definite systems of linear equations. We give a new linear-time algorithm to calculate the fill-in produced by any elimination ordering, and we give two new related algorithms for finding orderings with special properties. One algorithm, based on breadth-first search, finds a perfect elimination ordering, if any exists, in $O(n + e)$ time, if the problem graph has n vertices and e edges. An extension of this algorithm finds a minimal (but not necessarily minimum) ordering in $O(ne)$ time. We conjecture that the problem of finding a minimum ordering is NP-complete

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Metadata

Authors
Rose, D. J., Tarjan, R. E., & Lueker, G. S.
Venue
SIAM Journal on Computing
Published
1976-06
Volume
5
Issue
2
Pages
266-283
ISSN
  • 0097-5397 (ISSN-L)
  • 1095-7111
OpenAlex
W2086119402
Cited by
1,203
References
2
FWCI
9.13
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Algorithmic Aspects of Vertex Elimination on Graphs. https://app.cochat.ai/papers/10.1137/0205021
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Rose, D. J., Tarjan, R. E., & Lueker, G. S. (1976). Algorithmic Aspects of Vertex Elimination on Graphs. SIAM Journal on Computing. https://doi.org/10.1137/0205021

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

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