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.
@article{118454, author = {Petra Linhartov\'a}, title = {Extremal solutions of a general marginal problem}, journal = {Commentationes Mathematicae Universitatis Carolinae}, volume = {32}, year = {1991}, pages = {743-748}, zbl = {0751.60006}, mrnumber = {1159821}, language = {en}, url = {http://dml.mathdoc.fr/item/118454} }
Linhartová, Petra. Extremal solutions of a general marginal problem. Commentationes Mathematicae Universitatis Carolinae, Tome 32 (1991) pp. 743-748. http://gdmltest.u-ga.fr/item/118454/
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