Power Function

In mathematics, a power function is a function of the form f(x) = cxa, where c and a are constant real numbers and x is a variable.

Power functions are a special case of power law relationships, which appear throughout mathematics and statistics.

Famous quotes containing the words power and/or function:

    To be inspired is to be moved in an extraordinary manner by the power or Spirit of God to act, speak, or think what is holy, just and true; [Enthusiasm is] A Full, but false persuasion in a man that he is inspired.
    Henry More (1614–1687)

    Morality and its victim, the mother—what a terrible picture! Is there indeed anything more terrible, more criminal, than our glorified sacred function of motherhood?
    Emma Goldman (1869–1940)