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Showing 1 to 1 of 1 for “"Chordal graph"”.
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Voltooiingsprobleme vir klasse van reële simmetriese matrikse wat geslote konvekse keëls vorm
… SPN matrices are directly related to a certain graph that represents the partial matrices, namely the specification graph. It is shown that partial positive semidefinite matrices (and partial positive definite matrices) are completable if and only if the specification graph is chordal. In the …