 ##  [Search Tree Size](/search-tree-size) 

  ##  [Search Tree Size](https://mathlogic.quantumdictionary.io/search-tree-size-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 &amp; Formal Sciences -

**Mathematics &amp; Logic Dictionary**

 
Definition

The total number of nodes generated in a search or proof tree during an automated reasoning or proof-search procedure; each node represents a distinct subgoal, partial assignment, intermediate formula, or inference state.