A symbol-structure is defined as a combination of symbols, which are physical patterns, that occur as components of another entity called an expression; a symbol structure is composed of instances or tokens of symbols related in some physical way, such as one token being next to another.
Links
- https://www.sciencedirect.com/topics/computer-science/symbol-structure
- Symbol and Structure: A Comprehensive Framework for Language Evolution: https://academic.oup.com/book/12818/chapter-abstract/163043261?login=false
- https://www.geeksforgeeks.org/computer-science-fundamentals/different-types-of-coding-schemes-to-represent-data/