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:
“The tendency of things runs steadily to this point, namely, to put every man on his merits, and to give him so much power as he naturally exerts,—no more, no less.”
—Ralph Waldo Emerson (1803–1882)
“To make us feel small in the right way is a function of art; men can only make us feel small in the wrong way.”
—E.M. (Edward Morgan)