  This essay contains three parts. The first part of essay focuses on the
hypothesis of the functional semantic constructions (FSC-Hypothesis). This
hypothesis explains that a language, a number, a money are the functional
semantic constructions. In the second part the author considers the Mathematics
with respect to the FSC-Hypothesis. Author turns in the solution for the
following problems: Ontology of Mathematics, Objects of Mathematics, Number,
Classification of the numbers. Last part contains the critical remarks to the
axiomatic allocation of the real numbers to the linear point continuum and to
the countability / uncountability of the set of rational and of the set of real
numbers.
