 ##  [Incidence Treewidth](/incidence-treewidth) 

  ##  [Incidence Treewidth](https://mathlogic.quantumdictionary.io/incidence-treewidth-0) 

  
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- Natural &amp; Formal Sciences -

**Mathematics &amp; Logic Dictionary**

 
Definition

The treewidth of the incidence graph of a logical formula or CNF instance: the incidence graph has a vertex for each variable and each clause and edges between a variable and every clause that contains it; incidence treewidth measures how close this bipartite structure is to a tree.