complex_mode:=1`1`solve(x**2+x+1,x)`[12 (-1+i3 ),12 (-1-i3 )]`solve(z^2-z+1,z)`[12 (1+i3 ),12 (1-i3 )]`solve(z^2+2*z+4,z)`[3*i-1,-3*i-1]`solve(z^2+4*z+5,z)`[-2+i,-2-i]`solve(4*z^2-2*z+1,z)`[14 (1+i3 ),14 (1-i3 )]`solve(z^2+(1+2*(i))*z+(i)-1,z)`[-1-i,-i]`@`@`@`@`@`@`@`@`