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Extreme points of convex sets of doubly stochastic matrices. II

Published online by Cambridge University Press:  24 October 2008

J. G. Mauldon
Affiliation:
Amherst College, Mass. 01002, U.S.A.

Extract

We prove a conjecture of (5), namely that the convex set of all infinite doubly stochastic matrices whose entries are all strictly less than θ(0 < θ ≤ 1) possesses extreme points if and only if θ is irrational.

Type
Research Article
Copyright
Copyright © Cambridge Philosophical Society 1975

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References

REFERENCES

(1)Berge, C.Théorie des graphes et ses applications. Dunod (Paris, 1958).Google Scholar
(2)Breusch, R.Solution to Problem 5916. Amer. Math. Monthly 81 (1974), 911912.Google Scholar
(3)Breusch, R. and Mauldon, J. G. Subcomplementary and Mutually Subcomplementary Functions, to appear.Google Scholar
(4)Harary, F.Graph theory. Addison-Wesley (London, 1969).CrossRefGoogle Scholar
(5)Mauldon, J. G.Extreme points of convex sets of doubly stochastic matrices. I. Z. Wahrscheinlichkeitstheorie und Verw. Gebiete. 13 (1969), 333337.CrossRefGoogle Scholar