A correction to Colbourn’s paper on the complexity of matrix symmetrizability. (English) Zbl 0455.68026


68Q25 Analysis of algorithms and problem complexity
68R10 Graph theory (including graph drawing) in computer science
05C50 Graphs and linear algebra (matrices, eigenvalues, etc.)


Zbl 0415.68007
Full Text: DOI


[1] Colbourn, C.J., The complexity of symmetrizing matrices, Information processing lett., 9, 3, 108-109, (1979) · Zbl 0415.68007
[2] Lalonde, F., Le problétoiles pour graphes bouclés est NP-complet, ()
[3] A. Lubiw, Some NP-complete problems similar to graph isomorphism, SIAM J. Comput., to appear. · Zbl 0454.68025
[4] D.J. McCarthy and B.D. McKay, Transperable and symmetrizable matrices, J. Australian Math. Soc., to appear. · Zbl 0437.05007
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