Here are the formulas for the polynomials ~q1, …,
~q14 written in a machine readable form convenient for to
copy-paste into some symbolic computations package:
q̃1:=-3*E02*E21+E01^2*E21-9*E03*E20+4*E01*E02*E20-E01^3*E20+3*E11*E12-2*E01*E10*E12-E01*E1…