##  [Gutenberg–Richter Law](/index.php/gutenberg-richter-law) 

  ##  [Gutenberg–Richter Law](https://commerce.quantumdictionary.io/gutenberg-richter-law-0) 

  

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**Commerce, Trade & Industry Dictionary**

 







 

 

 

 



 

 

 

 

Definition

An empirical statistical relationship observed in seismology that expresses the logarithmic decline in the number of earthquakes with increasing magnitude within a defined region and time interval, commonly written as log10 N(M)=a−bM where N(M) is the cumulative number of events with magnitude ≥M and a,b are empirically estimated coefficients.