power law

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Definitions from WordNet

Noun power law has 1 sense

Stevens' law, power law, Stevens' power law - (psychophysics) the concept that the magnitude of a subjective sensation increases proportional to a power of the stimulus intensity
--₁ is a kind of law, law of nature

Definitions from the Web

Power Law

Definition:

The power law is a statistical relationship between two quantities, where a change in one quantity results in a proportional change in the other quantity. It is often represented by a mathematical function in the form of y = kx^c, where y and x are the two quantities, k is a constant, and c is the exponent that governs the relationship between the quantities.

Examples:

Many natural phenomena, such as earthquakes and population sizes of cities, can be described using power laws.
In economics, the power law is frequently used to analyze the distribution of wealth in a society.

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