GraphingCalculator 3.5;
Window 79 45 859 685;
PaneDivider 127;
2D.BottomLeft -2.28125 -4.078125;
Expr F=vector(y,x);
Color 2;
Expr vector(x,y)=F;
Color 17;
Grain 1;
Expr function(optotal(t),vector(x,y))=F;