The square–cube law was first described by an astronomer born in what year?
Square–cube law The square–cube law (or cube–square law) is a mathematical principle, applied in a variety of scientific fields, which describes the relationship between the volume and the area as a shape's size increases or decreases. It was first described in 1638 by Galileo Galilei in his "Two New Sciences" as the "...ratio of two volumes is greater than the ratio of their surfaces".
Faber–Jackson relation The Faber–Jackson relation is an early empirical power-law relation between the luminosity formula_1 and the central stellar velocity dispersion formula_2 of elliptical galaxies, first noted by the astronomers Sandra M. Faber and Robert Earl Jackson in 1976. The original relation can be expressed mathematically as: