1994'5, p.69
Salmina N. G.
L. S. Vygotsky's concept and symbolic function development

L.S. Vygotskys fundamental notions concerning the role of symbols in psychological development can be used as a foundation for research in the development of symbolic functions. Different kinds of developing programs are described: the course of symbolic propedevtics aimed at the mastering of general semiotic rules. The author discusses the role of semiotic logics in educational courses.