homogeneous function

Noun

 * 1)  homogeneous polynomial
 * 2)  the ratio of two homogeneous polynomials, such that the sum of the exponents in a term of the numerator is equal to the sum of the exponents in a term of the denominator.
 * $$\frac{x^3+xy^2+x^2y+y^3}{z^3}$$
 * 1)  a function f(x) which has the property that for any c, $$ f(c x) = c f(x) $$.