If one introduces the concept of energy of an earthquake then that is a theoretically derived quantity.
By moving them vertically, a representative mean curve could be formed, and individual events were then characterized by individual logarithmic differences from the standard curve.
I was lucky because logarithmic plots are a device of the devil.
Logarithmic plots are a device of the devil.
Don't wait for extraordinary circumstance to do good; try to use ordinary situations.
I'm glad to see the press now referring to the open-ended Richter scale.