STICKLINE(BB10 1 and AA10 ref(AA10,1), AA10,REF(AA10,1),8,0),colorred;
STICKLINE(BB10 1 and AA10 ref(AA10,1), AA10,REF(AA10,1),8,1),COLORgreen;
AA20:=MA(C,20);
BB20:=atan((aa20-ref(aa20,1)))*180/3.1416;
STICKLINE(BB20 1,AA20,REF(AA20,1),8,0),COLORYELLOW;
STICKLINE(BB20 1,AA20,REF(AA20,1),8,1),COLORbbcccc;