Probabilistic polysemantic distribution is peculiar to a word with a concrete frequency in the frequency list. Let's introduce dependence "usage polysemanticism" proceeding from the following theoretical assumptions: 1. The lexicon of a concrete language (sublanguage) is reflected in the appropriate explanatory dictionary. A certain constitutive text corpus lays in the basis of the language. 2....

The notion of a near isomorphism is extended from finite-rank torsion-free Abelian groups to some classes infinite-rank groups. equivalence different formulations this for certain class countable-rank proved.