A zero-one, Borel probability which admits of no countably additive extensions
Author: Lester E. Dubins
Journal: Proc. Amer. Math. Soc. 86 (1982), 273-274
MSC: Primary 28A05; Secondary 60A10
MathSciNet review: 667287
Abstract: There is a subsigma-field of the Borel subsets of the unit interval which supports a countably additive, two-valued, probability which cannot be extended to so as to remain countably additive.