 ##  [Pollution Effect](/pollution-effect) 

  ##  [Pollution Effect](https://mathlogic.quantumdictionary.io/pollution-effect-0) 

  
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- Natural &amp; Formal Sciences -

**Mathematics &amp; Logic Dictionary**

 
Definition

A degradation in accuracy of numerical wave or Helmholtz-type solutions where phase errors accumulate with problem size or frequency, causing global error growth that exceeds local discretization error estimates.