GraphingCalculator 3.0;
Window 44 6 614 646;
PaneDivider 63;
FontSizes 16 14 12;
3D.View -0.11600209903231 0.990988404251139 0.0669738431028701 -0.858221132937292 -0.133947686205735 0.495494202125566 0.500000000000022 5.18115015662221e-16 0.866025403784478;
Color 2;
Grain 0.966666666666667;
Expr x*[x^2-4]-y*[y^2-1]=z;