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power law
(redirected from Power laws)

   Also found in: Wikipedia 0.01 sec.
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Noun1.power law - (psychophysics) the concept that the magnitude of a subjective sensation increases proportional to a power of the stimulus intensity
law of nature, law - a generalization that describes recurring facts or events in nature; "the laws of thermodynamics"
psychophysics - the branch of psychology concerned with quantitative relations between physical stimuli and their psychological effects


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In earthquake prediction power laws link the size of an individual quake with the time that passes between quakes of that size.
However, research suggests that the forces that give rise to the power laws of stock market fluctuations are extremely robust.
Power laws For instance, the curve showing the small number of large stock market crashes shading into the large number of small ones.
 
 
 
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