t, x, y, 
374*t^11-2189*t^10+5555*t^9-8085*t^8+7590*t^7-5082*t^6+2772*t^5-1320*t^4+495*t^3-110*t^2+x
-22*t^11-88*t^10+550*t^9-1650*t^8+3300*t^7-3696*t^6+1848*t^5-330*t^3+110*t^2-22*t+y
