{x=1,y=2}
{x=root_of(x_**6 + x_ + 1,x_,tag_1),x=1}
{{a+b,b+c,c+d,{xyz, def}}, {a+b,b+c,{xyz, def},c+d}}
{{a+b,b+c,c+d,{xyz, def}},{a+b,b+c,{xyz, def},c+d}}
{{x=2.12,y=0,z=-2.12},
{x=-2.12,y=0,z=2.12},
{x=0,y=2.12,z=-2.12},
{x=0,y=-2.12,z=2.12}}
{{x=(2*sqrt( - sqrt(37) - 7)*sqrt(3) + sqrt(74) + sqrt(2))/(4*sqrt(2)),
y=( - 2*sqrt( - sqrt(37) - 7)*sqrt(3) + sqrt(74) + sqrt(2))/(4*sqrt(2)),
z=( - (sqrt(37) + 1))/2},
{x=( - 2*sqrt( - sqrt(37) - 7)*sqrt(3) + sqrt(74) + sqrt(2))/(4*sqrt(2)),
y=(2*sqrt( - sqrt(37) - 7)*sqrt(3) + sqrt(74) + sqrt(2))/(4*sqrt(2)),
z=( - (sqrt(37) + 1))/2},
{x=(2*sqrt(sqrt(37) - 7)*sqrt(3) - sqrt(74) + sqrt(2))/(4*sqrt(2)),
y=( - 2*sqrt(sqrt(37) - 7)*sqrt(3) - sqrt(74) + sqrt(2))/(4*sqrt(2)),
z=(sqrt(37) - 1)/2},
{x=( - 2*sqrt(sqrt(37) - 7)*sqrt(3) - sqrt(74) + sqrt(2))/(4*sqrt(2)),
y=(2*sqrt(sqrt(37) - 7)*sqrt(3) - sqrt(74) + sqrt(2))/(4*sqrt(2)),
z=(sqrt(37) - 1)/2}}
{{x= - y,y=root_of(y_**4 + y_ - 1,y_,tag_3)},
{x= - y,y=root_of(y_**3 + y_**2 - 1,y_,tag_2)}}
