Hausdorff paradox


Hausdorff paradox

[′hau̇s‚dȯrf ‚par·ə‚däks] (mathematics) The theorem that a sphere can be represented as the union of four disjoint sets, A, B, C, and D, where D is a countable set, and A is congruent to each of the three sets B, C, and the union of B and C.