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TOPOLOGICAL COMPUTATION OF INDEFINITE MATRIX |
Hu Zongxuan; Jiang Baochen |
Department of Electronics Shandong University |
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Abstract A diagraph associated with an indefinite matrix is augmented. Both first-order and second-order cofactors can be obtained by finding all the directed trees in the augmeuted diagraph, and then, the need of computing the directed 2-trees for the second-order cofactors is eliminated. The method proposed here is particularly applicable to computer-programming.
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Received: 07 July 1983
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