GraphingCalculator 3.2; SignificantDigits 14; FontSizes 12 9 9; BackgroundColor 192 192 192; 3D.Axes 0; 3D.Depth 0.8665454871485726; 3D.View 0.2129220588825042 -0.9756404465996062 -0.05281965354104 0.9479053726072011 0.2193739515344358 -0.2309772152629365 0.2369379695694506 -0.0008878891420714104 0.9715243744905434; 3D.Rotation 1 0 0 0 1 0 0 0 1; Color 17; Grain 1; Expr x^2/a^2+y^2/a^2+z^2/c^2=1,a