facF7 := [1.3178278661965*y-.69459478758893e-3*x+2.6358335148604*x^2+1.3176733\
116025*x^3+2.6356508980365*x^5-2.6359593455082*x^4+5.2722402320781*x^6-3.95403\
48161601*x^7+6.5899616249182*x*y^5+3.9543680748511*y^5+3.9532771906917*y^3-5.2\
721801698416*y^7+6.5900070465865*y^2-2.6358171100794*y^6+2.6359225277198*y^4+3\
.9538362712489*x^2*y^4-5.2720270657777*x^2*y^5+6.5895556818120*x^2*y^3+6.58962\
93569281*x^2*y^2+2.6360939338855*x^2*y+2.6356887428961*x*y^6-3.9544681183887*x
*y^4+6.5905357628933*x*y^3-3.9537277876109*x*y^2-.29014225691848e-4*x^3*y-.\
48237702484752e-3*x^6*y-5.2718320904627*x^5*y^2-1.3183649902772*x^5*y+3.954272\
4516422*x^4*y^3+2.6361413276690*x^4*y^2+5.2720562972339*x^3*y^2+1.317597996312\
2*x*y+5.2719391702765*x^3*y^4-5.2717486188364*x^3*y^3-2.6363395783003*x^4*y+5.\
2715398720287, 3.7935823562086*y+3.0349777584275*x+1.5174207668101*x^2+3.03477\
33892340*x^3-3.0347986612637*x^5-2.2758114702494*x^4-3.7930452944490*x^6-3.793\
7186129805*x^9+3.0350552782358*x^8+3.0351030329985*x^7-1.5175750609733*x*y^5-.\
75860042700428*y^5+2.2755261434251*y^3+3.7937022896573*y^7-1.5172950549326*y^8
-3.0347832061320*y^2-.43048953689460e-4*y^6+3.0351287435038*y^4-3.793308347445\
5*x^2*y^4-3.0352129229210*x^2*y^5-3.7938524528050*x^2*y^3+.75897976672322*x^2*
y^2+1.5174847497088*x^2*y+2.2759917542117*x*y^7+3.7934645866225*x*y^6+1.517670\
8952256*x*y^4+1.5173778896354*x*y^3+2.2764103081951*x*y^2+.75892379204228*x^3*
y+1.5174503119157*x^7*y-2.2764310705399*x^6*y^2-3.0350613912565*x^6*y-.\
36973980507057e-3*x^5*y^3+1.5175873153771*x^5*y^2-3.0351073121516*x^5*y+.\
24865796802454e-3*x^4*y^4+2.2760904317420*x^4*y^3-3.0356324697747*x^4*y^2-3.79\
35565908602*x^3*y^5-1.5172759773240*x^3*y^2-.43227035362930e-3*x^2*y^6+3.79362\
46594783*x*y+1.5174459855320*x^3*y^4+2.2758881556626*x^3*y^3-3.0351735530467*x
^4*y-.75873749707764*y*x^8+3.7937590200974*y^2*x^7+.75845408189888*y^3*x^6-3.7\
937855324488*y^4*x^5+.22572322619167e-3*y^5*x^4-1.5174256502039*y^6*x^3-3.0351\
225066440*y^7*x^2-3.7935463951230*y^8*x+3.0350763854255*y^9-.75889713518503];
t7 := 65.202;
berror7 := .70714898562499e-4;