##  [Cellular Approximation](/cellular-approximation) 

  ##  [Cellular Approximation](https://puremath.quantumdictionary.io/cellular-approximation-0) 

  

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- Mathematics & Logic -

**Pure Mathematics Dictionary**

 







 

 

 

 



 

 

 

 

Definition

A technique in CW-complex theory that replaces a continuous map by a homotopic map which sends each k-skeleton into the k-skeleton of the target, i.e., homotoping to a cellular map that respects cell structures and simplifies obstruction and homotopy computations.