##  [Capacity](/capacity) 

  ##  [Capacity](https://puremath.quantumdictionary.io/capacity-0) 

  

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**Pure Mathematics Dictionary**

 







 

 

 

 



 

 

 

 

Definition

In potential theory, a capacity is a set function that quantifies the ability of a subset of a space to hold or carry a prescribed type of energy or charge, typically defined via an infimum of an energy functional over admissible measures or potentials supported on the set.