By expounding t he effective scale and visibility of symbolic variable,th is writer intends to enable programmers to correctly define and quote the symbolic variable for a right result.

This paper presents an algorithm using Shannon-Happ formula to calculate system transfer function from Signal Flow Graph (SFG) with symbolic variables.

A discretization method of continuous system state-space equation with symbolic variable operation is presented by using the symbolic object functions in MATLAB symbolic math toolbox.

It illuminated in the light of symbology principle that the folk dress of waterside villages of Southern Yangtze was not only daily consumer goods,but also a symbol system of folkcustom culture.

The television symbol system including structure,color,material and brand symbol consumption were elaborated.

This paper mainly diccussed the development of the vectorized symbol system of digital mapping, including its platform and technical characteristics.

Symbolic System of Furniture Design;

Ancient Chinese myths in different editions take on various forms, which is partly caused by the uniqueness of Chinese symbolic system.

Only by regarding the works as the whole symbolic system of metaphors can we analyze and explain the codes of the profound meaning in order to understand the “deep expression”and “peculiar style”.

Language as a semiotic system viewed from a functional perspective;