2 2 48*m - n
48*m^2 - n^2
/ ___\ / ___\ | n*\/ 3 | | n*\/ 3 | 1*|m + -------|*|m - -------| \ 12 / \ 12 /
(1*(m + n*sqrt(3)/12))*(m - n*sqrt(3)/12)
-n^2 + 48.0*m^2