##  [Function Symbol](/function-symbol) 

  ##  [Function Symbol](https://mathlogic.quantumdictionary.io/function-symbol-0) 

  

 [![Mathematics & Logic Dictionary](/sites/default/files/styles/large/public/2026-01/Mathematics%20%26%20Logic.png.webp?itok=UhtTRPnp)](/topic-specific-dictionaries/natural-formal-sciences/mathematics-logic)

- Natural & Formal Sciences -

**Mathematics & Logic Dictionary**

 







 

 

 

 



 

 

 

 

Definition

A nonlogical symbol that denotes an n-ary function on the domain and, when applied to terms, yields a new term.