Power function
Encyclopedia
In mathematics, a power function is a function of the form , where c and a are constant real number
s and x is a variable.
Power functions are a special case of power law
relationships, which appear throughout mathematics and statistics.
Real number
In mathematics, a real number is a value that represents a quantity along a continuum, such as -5 , 4/3 , 8.6 , √2 and π...
s and x is a variable.
Power functions are a special case of power law
Power law
A power law is a special kind of mathematical relationship between two quantities. When the frequency of an event varies as a power of some attribute of that event , the frequency is said to follow a power law. For instance, the number of cities having a certain population size is found to vary...
relationships, which appear throughout mathematics and statistics.