Governors of North Greenland
Governors of South Greenland
Governor of East Greenland (annexed by Norway in 1932 and named Eric the Red's Land[?].)
Governors of Greenland
For leaders after this see: List of Prime Ministers of Greenland
... two solutions are complex conjugates of each other. (In this case, the parabola does not intersect the x-axis at all.) Note that when computing roots numerically, the ...