? tst12([],[a,b,c,x,y],f->f,"(a*x^2+b*x-c)*y^2+(b*x^2+c*x-a)*y+c*x^2+a*x-b==0"); [y,1] [x,3] [c,11] [b,41] [a,1] time = 635 ms. 3 217(188,41) 5631(66,259) 64685(1784,2346) 89877(26166,0) *** combined adjacent 14994 cells. time = 36,295 ms.…