Miner's Rule Linear Damage Rule 
Linear Damage Rule  Miner's Rule. The linear damage rule was first proposed by Palmgren in 1924 and was further developed by Miner in 1945. Today the method is commonly known as Miner's Rule. 

Stress Concentration Factors for Flat Plates and Cylinders 
In a structure or machine part having a notch or any abrupt change in cross section, the maximum stress will occur at this location and will be greater than the stress calculated by elementary formulas based upon simplified assumptions as to the stress distribution. 

