Geodesic
Extremal solutions of a general marginal problem
Commentationes Mathematicae Universitatis Carolinae, Tome 32 (1991) no. 4, pp. 743-748

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The characterization of extremal points of the set of probability measures with given marginals is given in the general context of a marginal system. The sets of marginal uniqueness are studied and an example is added to illustrate the theory.
Classification : 28A33, 46A55, 46N30, 52A05, 60B05
Keywords: marginal problem; marginal system; simplicial measure; set of marginal uniqueness 
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     title = {Extremal solutions of a general marginal problem},
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Linhartová, Petra. Extremal solutions of a general marginal problem. Commentationes Mathematicae Universitatis Carolinae, Tome 32 (1991) no. 4, pp. 743-748. http://geodesic.mathdoc.fr/item/CMUC_1991__32_4_a16/